1688商品详情数据采集,工程数据采集丨店铺数据采集丨商品详情数据采集

1688是中国的一个大型B2B电子商务平台,主要用于批发和采购各种商品。对于需要从1688上获取商品详情数据、工程数据或店铺数据的用户来说,可以采用以下几种常见的方法:

  1. 官方API接口:如果1688提供了官方的API接口,那么可以通过编写代码来调用这些接口,从而获取所需的数据。使用API的好处是数据格式通常比较规范,且获取速度较快。
  2. 网页爬虫:如果1688没有提供官方API,或者API不能满足所有需求,那么可以考虑使用网页爬虫来抓取数据。爬虫可以根据设定的规则自动访问网页、解析网页内容,并提取出所需的数据。但需要注意的是,爬虫可能会受到网站反爬虫机制的限制,且抓取速度可能较慢。
  3. 第三方数据服务商:市面上有一些第三方数据服务商提供了1688等电商平台的数据采集服务。这些服务商通常会使用自己的技术手段来获取数据,并将数据整理成易于使用的格式。使用第三方数据服务商的好处是无需自己编写代码或设置爬虫,但可能需要支付一定的费用。

最后,无论是使用API、爬虫还是第三方数据服务商,都需要对采集到的数据进行适当的处理和清洗,以确保数据的质量和可用性。

请求示例,API接口接入Anzexi58

请求参数

请求参数:num_iid=610947572360

参数说明:num_iid:1688商品ID
sales_data:&sales_data=1 获取近30天成交数据
agent:&agent=1 获取1688分销代发价格数据

响应示例

{
    "item":{
        "num_iid":601824709263,
        "title":"韩版仿兔毛围巾秋冬毛毛围巾学生毛毛绒围脖冬季女套头防寒户外",
        "desc_short":"",
        "price":"2.2",
        "total_price":0,
        "suggestive_price":0,
        "orginal_price":"2.2",
        "nick":"_sopid@BBBEbRNm7OS0uGCXPJucMBy2w",
        "num":3786174,
        "min_num":2,
        "detail_url":"https://detail.1688.com/offer/601824709263.html",
        "pic_url":"https://cbu01.alicdn.com/img/ibank/11921650503_1818272533.jpg",
        "brand":"",
        "brandId":"",
        "rootCatId":0,
        "cid":325,
        "crumbs":[

        ],
        "created_time":"",
        "modified_time":"",
        "delist_time":"",
        "desc":"<div id=\"offer-template-0\"></div><div > </div>\r\n<div ><span ><strong> <span >材质:双面仿兔毛毛绒面料,</span></strong></span></div>\r\n<div ><span ><strong><span >不掉毛(不是薄薄的单面哦)</span></strong></span></div>\r\n<div ><span ><strong ><span >厚款3.39元</span></strong></span></div>\r\n<div ><span ><strong><span ><span >普通款2.38元</span></span></strong></span></div>\r\n<div ><span ><strong><span ><span >每条围巾都是独立OPP袋子包装,放心选购!</span></span></strong></span></div>\r\n<div ><span ><strong><span >现货供应,厂家直销,没有中间商赚差价,有大量可以谈价,有量有价</span></strong></span></div>\r\n<div ><span ><strong><span >(抖音,快手,直播电商福利品,天猫,淘宝,PDD,跨境电商供应商)</span></strong></span></div>\r\n<div ><strong><span ><span ><span >这款围巾是不掉毛的,有些激光高温裁剪残留的浮毛,抖抖就好了哦。</span></span></span></strong></div>\r\n<div > </div>\r\n<div ><span ><img src=\"https://cbu01.alicdn.com/img/ibank/O1CN01emutXa27pyd6vYZzm_!!2206475177847-0-cib.jpg\" alt=\"undefined\"/><br/><strong>此图拉拉袋包装的为客户定做款(大货是OPP透明袋独立包装)</strong><br/><img  src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01kFnNOl1MP9H5642lo_!!2272041426.jpg\" align=\"absmiddle\"/></span></div>\r\n<div ><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/TB2lZSUX7iHJuJjSZFjXXcGvXXa_!!2272041426.jpg\" align=\"absmiddle\"/><img src=\"https://img.alicdn.com/imgextra/i2/2272041426/TB2rvmVXYSGJuJjSZFqXXXo2pXa_!!2272041426.jpg\" align=\"absmiddle\"/></div>\r\n<div > </div>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01EKuyER1MP9LVqRODf_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01fH7zeu1MP9LXYMDb9_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01o03kWB1MP9LUPh2vD_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i4/2272041426/O1CN01zAl3p11MP9LTi5nZh_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01Zv9KBT1MP9LUIKRow_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01VlbKPj1MP9LU0NVFN_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i4/2272041426/O1CN01MjaoVZ1MP9LTiFjny_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i4/2272041426/O1CN01junsnm1MP9LX5bOdM_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i2/2272041426/O1CN014Dv2oq1MP9LU0KgIb_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i4/2272041426/O1CN01jNA7KZ1MP9LUHdDBF_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01JZW4Hn1MP9LUHd91D_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i3/2272041426/O1CN01nSbj2H1MP9LVqZ2mg_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p><img src=\"https://img.alicdn.com/imgextra/i4/2272041426/O1CN01HmPSpT1MP9LSDyrsr_!!2272041426.jpg\" align=\"absmiddle\"/></p>\r\n<p> </p>\r\n<p> </p>\r\n<div >..........</div><img src=\"https://www.o0b.cn/i.php?t.png&rid=gw-4.65990d0ea4c43&p=1778786759&k=92716&t=1704529167\" style=\"display:none\" />",
        "desc_img":[
            "https://cbu01.alicdn.com/img/ibank/O1CN01emutXa27pyd6vYZzm_!!2206475177847-0-cib.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01kFnNOl1MP9H5642lo_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/TB2lZSUX7iHJuJjSZFjXXcGvXXa_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i2/2272041426/TB2rvmVXYSGJuJjSZFqXXXo2pXa_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01EKuyER1MP9LVqRODf_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01fH7zeu1MP9LXYMDb9_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01o03kWB1MP9LUPh2vD_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i4/2272041426/O1CN01zAl3p11MP9LTi5nZh_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01Zv9KBT1MP9LUIKRow_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01VlbKPj1MP9LU0NVFN_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i4/2272041426/O1CN01MjaoVZ1MP9LTiFjny_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i4/2272041426/O1CN01junsnm1MP9LX5bOdM_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i2/2272041426/O1CN014Dv2oq1MP9LU0KgIb_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i4/2272041426/O1CN01jNA7KZ1MP9LUHdDBF_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01JZW4Hn1MP9LUHd91D_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i3/2272041426/O1CN01nSbj2H1MP9LVqZ2mg_!!2272041426.jpg",
            "https://img.alicdn.com/imgextra/i4/2272041426/O1CN01HmPSpT1MP9LSDyrsr_!!2272041426.jpg"
        ],
        "item_imgs":[
            {
                "url":"https://cbu01.alicdn.com/img/ibank/11921650503_1818272533.jpg"
            },
            {
                "url":"https://cbu01.alicdn.com/img/ibank/11921665153_1818272533.jpg"
            },
            {
                "url":"https://cbu01.alicdn.com/img/ibank/11884953047_1818272533.jpg"
            },
            {
                "url":"https://cbu01.alicdn.com/img/ibank/11954549050_1818272533.jpg"
            },
            {
                "url":"https://cbu01.alicdn.com/img/ibank/12483429103_1818272533.jpg"
            }
        ],
        "item_weight":"",
        "item_size":"",
        "location":"浙江省 金华市",
        "post_fee":"",
        "express_fee":"",
        "ems_fee":"",
        "shipping_to":"",
        "has_discount":"",
        "video":"https://cloud.video.taobao.com/play/u/2206475177847/p/1/e/6/t/1/238604472723.mp4",
        "is_virtual":"",
        "sample_id":"",
        "is_promotion":"",
        "props_name":"0:0:颜色:红色;0:1:颜色:黑色;0:2:颜色:白色;0:3:颜色:灰色;0:4:颜色:杏色;0:5:颜色:粉色;0:6:颜色:咖啡色;0:7:颜色:米色;0:8:颜色:卡其色",
        "prop_imgs":{
            "prop_img":[
                {
                    "properties":"0:0",
                    "url":"https://cbu01.alicdn.com/img/ibank/11884977080_1818272533.jpg"
                },
                {
                    "properties":"0:1",
                    "url":"https://cbu01.alicdn.com/img/ibank/11954549680_1818272533.jpg"
                },
                {
                    "properties":"0:2",
                    "url":"https://cbu01.alicdn.com/img/ibank/11921650503_1818272533.jpg"
                },
                {
                    "properties":"0:3",
                    "url":"https://cbu01.alicdn.com/img/ibank/11921680795_1818272533.jpg"
                },
                {
                    "properties":"0:4",
                    "url":"https://cbu01.alicdn.com/img/ibank/11954549050_1818272533.jpg"
                },
                {
                    "properties":"0:5",
                    "url":"https://cbu01.alicdn.com/img/ibank/11921689268_1818272533.jpg"
                },
                {
                    "properties":"0:6",
                    "url":"https://cbu01.alicdn.com/img/ibank/11954552765_1818272533.jpg"
                },
                {
                    "properties":"0:7",
                    "url":"https://cbu01.alicdn.com/img/ibank/O1CN01PtW77W27pyekEhcAt_!!2206475177847-0-cib.jpg"
                },
                {
                    "properties":"0:8",
                    "url":"https://cbu01.alicdn.com/img/ibank/O1CN01t2Q1ci27pyjXB0fxo_!!2206475177847-0-cib.jpg"
                }
            ]
        },
        "property_alias":"0:0:红色;0:1:黑色;0:2:白色;0:3:灰色;0:4:杏色;0:5:粉色;0:6:咖啡色;0:7:米色;0:8:卡其色",
        "props":[
            {
                "name":"品牌",
                "value":"高着"
            },
            {
                "name":"编织方法",
                "value":"经编"
            },
            {
                "name":"功能",
                "value":"保暖"
            },
            {
                "name":"适合季节",
                "value":"冬季"
            },
            {
                "name":"货号",
                "value":"WJ618"
            },
            {
                "name":"产地",
                "value":"浙江义乌"
            },
            {
                "name":"款式",
                "value":"中长"
            },
            {
                "name":"颜色",
                "value":"红色"
            },
            {
                "name":"颜色",
                "value":"黑色"
            },
            {
                "name":"颜色",
                "value":"白色"
            },
            {
                "name":"颜色",
                "value":"灰色"
            },
            {
                "name":"颜色",
                "value":"杏色"
            },
            {
                "name":"颜色",
                "value":"粉色"
            },
            {
                "name":"颜色",
                "value":"咖啡色"
            },
            {
                "name":"颜色",
                "value":"米色"
            },
            {
                "name":"颜色",
                "value":"卡其色"
            },
            {
                "name":"主要下游平台",
                "value":"淘宝"
            },
            {
                "name":"主要下游平台",
                "value":"京东"
            },
            {
                "name":"主要下游平台",
                "value":"ebay"
            },
            {
                "name":"主要下游平台",
                "value":"亚马逊"
            },
            {
                "name":"主要下游平台",
                "value":"wish"
            },
            {
                "name":"主要下游平台",
                "value":"快手"
            },
            {
                "name":"主要下游平台",
                "value":"速卖通"
            },
            {
                "name":"主要下游平台",
                "value":"天猫"
            },
            {
                "name":"主要下游平台",
                "value":"独立站"
            },
            {
                "name":"主要下游平台",
                "value":"LAZADA"
            },
            {
                "name":"主要下游平台",
                "value":"拼多多"
            },
            {
                "name":"主要下游平台",
                "value":"抖音"
            },
            {
                "name":"有可授权的自有品牌",
                "value":"否"
            },
            {
                "name":"是否跨境出口专供货源",
                "value":"是"
            },
            {
                "name":"上市年份/季节",
                "value":"2021年秋季"
            },
            {
                "name":"宽度(CM)",
                "value":"12cm"
            },
            {
                "name":"风格",
                "value":"百搭"
            },
            {
                "name":"风格",
                "value":"优雅"
            },
            {
                "name":"风格",
                "value":"极简"
            },
            {
                "name":"风格",
                "value":"休闲风"
            },
            {
                "name":"风格",
                "value":"时尚OL"
            },
            {
                "name":"风格",
                "value":"简约"
            },
            {
                "name":"风格",
                "value":"欧美"
            },
            {
                "name":"风格",
                "value":"轻奢风"
            },
            {
                "name":"风格",
                "value":"chic风"
            },
            {
                "name":"风格",
                "value":"高级感"
            },
            {
                "name":"面料名称",
                "value":"毛绒"
            },
            {
                "name":"风格分类",
                "value":"时尚通勤"
            },
            {
                "name":"处理工艺",
                "value":"经编"
            },
            {
                "name":"流行元素分类",
                "value":"无"
            }
        ],
        "total_sold":3786174,
        "skus":{
            "sku":[
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:0",
                    "properties_name":"0:0:颜色:红色",
                    "quantity":0,
                    "sku_id":5330445855404,
                    "spec_id":"87b07b1e746bd546e97a0f5888726ae3"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:1",
                    "properties_name":"0:1:颜色:黑色",
                    "quantity":0,
                    "sku_id":5330445855410,
                    "spec_id":"e664b2e7c4adae52d35767f51a9219f6"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:2",
                    "properties_name":"0:2:颜色:白色",
                    "quantity":0,
                    "sku_id":5330445855398,
                    "spec_id":"18dc5ba8c7dc3df0eb8b731977df2372"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:3",
                    "properties_name":"0:3:颜色:灰色",
                    "quantity":8020,
                    "sku_id":5330445855408,
                    "spec_id":"05808df6001a6ffa6fa13ae7df588b36"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:4",
                    "properties_name":"0:4:颜色:杏色",
                    "quantity":0,
                    "sku_id":5330445855412,
                    "spec_id":"1ab2b4cd3cc2b51ed4055978ca4b8579"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:5",
                    "properties_name":"0:5:颜色:粉色",
                    "quantity":0,
                    "sku_id":5330445855402,
                    "spec_id":"7a394d5d7d8560fae263cd2ffe9ee444"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:6",
                    "properties_name":"0:6:颜色:咖啡色",
                    "quantity":0,
                    "sku_id":5330445855396,
                    "spec_id":"423651c0792f75de75484ae9bd5fe535"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:7",
                    "properties_name":"0:7:颜色:米色",
                    "quantity":0,
                    "sku_id":5330445855400,
                    "spec_id":"45b9c574ac45662aba79f2cb72d20112"
                },
                {
                    "price":4.99,
                    "total_price":4.99,
                    "orginal price":4.99,
                    "properties":"0:8",
                    "properties_name":"0:8:颜色:卡其色",
                    "quantity":0,
                    "sku_id":5330445855406,
                    "spec_id":"f7931f4b9892a8c41b76205cb1d50627"
                }
            ]
        },
        "seller_id":null,
        "sales":0,
        "shop_id":null,
        "props_list":{
            "0:0":"颜色:红色",
            "0:1":"颜色:黑色",
            "0:2":"颜色:白色",
            "0:3":"颜色:灰色",
            "0:4":"颜色:杏色",
            "0:5":"颜色:粉色",
            "0:6":"颜色:咖啡色",
            "0:7":"颜色:米色",
            "0:8":"颜色:卡其色"
        },
        "seller_info":{
            "nick":null,
            "user_num_id":null,
            "sid":null,
            "title":null,
            "zhuy":null,
            "shop_name":null
        },
        "tmall":"false",
        "error":"",
        "warning":"",
        "url_log":[

        ],
        "unit":null,
        "is_support_mix":null,
        "mix_amount":null,
        "mix_begin":null,
        "mix_number":null,
        "priceRange":[
            [
                2,
                "2.2"
            ]
        ],
        "priceRangeOriginal":[

        ],
        "_ddf":"sop",
        "props_img":{
            "0:0":"https://cbu01.alicdn.com/img/ibank/11884977080_1818272533.jpg",
            "0:1":"https://cbu01.alicdn.com/img/ibank/11954549680_1818272533.jpg",
            "0:2":"https://cbu01.alicdn.com/img/ibank/11921650503_1818272533.jpg",
            "0:3":"https://cbu01.alicdn.com/img/ibank/11921680795_1818272533.jpg",
            "0:4":"https://cbu01.alicdn.com/img/ibank/11954549050_1818272533.jpg",
            "0:5":"https://cbu01.alicdn.com/img/ibank/11921689268_1818272533.jpg",
            "0:6":"https://cbu01.alicdn.com/img/ibank/11954552765_1818272533.jpg",
            "0:7":"https://cbu01.alicdn.com/img/ibank/O1CN01PtW77W27pyekEhcAt_!!2206475177847-0-cib.jpg",
            "0:8":"https://cbu01.alicdn.com/img/ibank/O1CN01t2Q1ci27pyjXB0fxo_!!2206475177847-0-cib.jpg"
        },
        "sales_info":{
            "seller_num":"",
            "repeat_rate_purchase":"",
            "per_capita_purchases":"",
            "comment_num":"",
            "comment_url":""
        },
        "format_check":"ok",
        "shop_item":[

        ],
        "relate_items":[

        ]
    },

 

本文来自互联网用户投稿,该文观点仅代表作者本人,不代表本站立场。本站仅提供信息存储空间服务,不拥有所有权,不承担相关法律责任。如若转载,请注明出处:/a/434925.html

如若内容造成侵权/违法违规/事实不符,请联系我们进行投诉反馈qq邮箱809451989@qq.com,一经查实,立即删除!

相关文章

项目中spring security与jwt.腾讯面试分享

写这篇文章是为了记录我面试pcg时平时没有留意或者钻研的地方。 面试是根据项目问的问题&#xff1a; 为什么采用jwt存储token&#xff1f; 我的项目是微服务项目&#xff0c;里面部署了资源服务和认证服务&#xff0c;这里选择jwt作为token一方面是可以存储用户的信息&#…

YOLOv7独家原创改进:特征融合涨点篇 | 广义高效层聚合网络(GELAN) | YOLOv9

💡💡💡本文独家改进:即结合用梯度路径规划(CSPNet)和(ELAN)设计了一种广义的高效层聚合网络(GELAN),高效结合YOLOv7,实现涨点。 将GELAN添加在backbone和head处,提供多个yaml改进方法 💡💡💡在多个私有数据集和公开数据集VisDrone2019、PASCAL VOC实现…

FPGA开发之libero元件实例化详细步骤

FPGA开发之libero模块实例化详细步骤 第一步&#xff0c;假设已经建立了两个文件&#xff0c;现在需要将这两个文件连接在一起&#xff0c;如下图所示&#xff1a; 第二步&#xff0c;建立一个SD顶层文件&#xff0c;操作如下&#xff1a; 得到结果如下&#xff1a; 点击OK得…

continue、break 和 return 的区别是什么?

continue、break和return同样是用于控制程序流程的关键字&#xff0c;它们有不同的作用和用法。 continue: 在Java中&#xff0c;continue语句同样通常用于循环结构&#xff08;如for循环、while循环&#xff09;。当程序执行到continue时&#xff0c;会立刻跳过当前循环中剩…

第三百八十六回

文章目录 概念介绍使用方法示例代码 我们在上一章回中介绍了Snackbar Widget相关的内容,本章回中将介绍TimePickerDialog Widget.闲话休提&#xff0c;让我们一起Talk Flutter吧。 概念介绍 我们在这里说的TimePickerDialog是一种弹出窗口&#xff0c;只不过窗口的内容固定显示…

K8s集群调度,亲和性,污点,容忍,排障

目录 1.调度约束 调度过程 指定调度节点 查看详细事件 获取标签帮助 修改成 nodeSelector 调度方式 2.亲和性 节点亲和性 Pod 亲和性 键值运算关系 硬策略 软策略 Pod亲和性与反亲和性 创建一个标签为 appmyapp01 的 Pod 使用 Pod 亲和性调度&#xff0c;创建多…

Win11桌面出现的这个图标“了解此图片”怎么关闭?

&#x1f9d1;个人简介&#xff1a;大家好&#xff0c;我是尘觉&#xff0c;希望我的文章可以帮助到大家&#xff0c;您的满意是我的动力&#x1f609; 在csdn获奖荣誉: &#x1f3c6;csdn城市之星2名 ⁣⁣⁣⁣ ⁣⁣⁣⁣ ⁣⁣⁣⁣ ⁣⁣⁣⁣ ⁣⁣⁣⁣ ⁣⁣⁣⁣ ⁣⁣⁣⁣ …

【OpenGL的着色器03】内置变量和函数(gl_Position等)

目录 一、说明 二、着色器的变量 2.1 着色器变量 2.2 着色器内置变量 三、最常见内置变量使用范例 3.1 常见着色器变量 3.2 示例1&#xff1a; gl_PointSize 3.3 示例2&#xff1a;gl_Position 3.4 gl_FragColor 3.5 渲染点片元坐标gl_PointCoord 3.6 gl_PointCoo…

LVS四层负载均衡集群

简介 LVS&#xff08;Linux Virtual Server&#xff09;即Linux虚拟服务器&#xff0c;是由章文嵩博士主导的开源负载均衡项目&#xff0c;目前LVS已经被集成到Linux内核模块中。该项目在Linux内核中实现了基于IP的数据请求负载均衡调度方案&#xff0c;终端互联网用户从外部访…

liunx操作系统 进程的基本概念

进程的基本概念 计算机结构体系冯诺依曼 操作系统的管理进程进程的特性标识符系统的调用 创建新的进程 进程的状态进程队列进程的状态在liunx查看进程状态、 进程优先级 计算机结构体系 冯诺依曼 在没有存储器之前&#xff0c;所有的信息都是直接进入CPU&#xff0c;这样效率很…

测试遍历1e5,1e8数组耗时

1e8大概0.38秒&#xff0c;即380ms 1e5耗时1ms左右&#xff1a; 代码使用方式来自&#xff1a;clock - C Reference (cplusplus.com)

第十三届蓝桥杯嵌入式省赛程序设计详细题解

第十三届蓝桥杯嵌入式省赛题目相对于第十二届较为简单&#xff0c;没有那么多串口的数据处理以及判断&#xff01; 第十三届省赛主要是制作一个可由串口设置密码的密码锁。本实验中&#xff0c;我们将用到LED模块、按键模块、串口模块、定时器的PWM模块以及官方会提供源码的LC…

STM32CubeIDE基础学习-软件安装,环境搭建

STM32CubeIDE基础学习-软件介绍及环境搭建步骤 文章目录 STM32CubeIDE基础学习-软件介绍及环境搭建步骤前言第1章 STM32CubeIDE 介绍1.1 软件描述1.2 软件支持的功能及特点 第2章 STM32CubeIDE 软件安装2.1 STM32CubeIDE 软件获取方法2.2 STM32CubeIDE 软件安装步骤2.2.1 错误安…

YOLOv9独家原创改进|加入RT-DETR中的HGBlock!

专栏介绍&#xff1a;YOLOv9改进系列 | 包含深度学习最新创新&#xff0c;主力高效涨点&#xff01;&#xff01;&#xff01; 一、改进点介绍 HGBlock是RT-DETR中使用的特征提取模块。 二、HGBlock模块详解 2.1 模块简介 HGBlock的主要思想&#xff1a; 一个并联的卷积模块与…

STM32(19)I2C模块 主机发数据

发送数据&#xff1a; 等待空闲&#xff1a; 发送起始位&#xff1a; 发送地址&#xff1a; 发送数据&#xff1a;

TypeScript学习笔记(上):TypeScript的介绍、安装及常用类型

我对TypeScript的理解就是&#xff0c;TypeScript是增加了类型校验的JavaScript&#xff0c;能够把运行期错误提升至编译期 TypeScript是什么&#xff1f; TypeScript&#xff08;简称&#xff1a;TS&#xff09;是 JavaScript 的超集&#xff08;JS 有的 TS 都有&#xff09…

【牛客】VL65 状态机与时钟分频

描述 题目描述&#xff1a; 使用状态机实现时钟分频&#xff0c;要求对时钟进行四分频&#xff0c;占空比为0.25 信号示意图&#xff1a; clk为时钟 rst为低电平复位 clk_out 信号输出 Ps 本题题解是按照1000的状态转移进行的&#xff0c;不按照此状态进行&#xff0c;编译器…

实现一个网页版的简易猜数字游戏

实现一个网页版的简易猜数字游戏 效果 代码截图 相关代码 <!DOCTYPE html> <html lang"en"> <head><meta charset"UTF-8"><meta name"viewport" content"widthdevice-width, initial-scale1.0"><t…

3.6作业

作业要求&#xff1a;数据库操作的增、删、改 程序代码&#xff1a; #include<myhead.h> int main(int argc, const char *argv[]) {//定义数据库句柄指针sqlite3 * ppDb NULL;//打开数据库&#xff0c;如果数据库不存在&#xff0c;则创建数据库//将数据库句柄由参数…

【软件工程】软件工程定义、软件危机以及软件生命周期

&#x1f338;博主主页&#xff1a;釉色清风&#x1f338;文章专栏&#xff1a;软件工程&#x1f338; 今日语录&#xff1a;What matters isn’t how others think of your ambitions but how fervently you cling to them. 软件工程系列&#xff0c;主要根据老师上课所讲提及…