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python - Discord Science/Tracking Endpoint

So I noticed there is a discord endpoint called Science/track and I have learned that it contains a lot of information regarding ... : EOF while parsing a value at line 1 column 0"...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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320 views

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sparkstreming不通过checkpoint怎么进行driver恢复，怎么解决？？？

sparkstreming读取kafka数据，不采用checkpoint来维护偏移量，自己通过zookeeper来维护，这里有一个问题如果sparkstreming的driver宕机，没有checkpoint怎么保证driver级别的恢复？？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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675 views

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vscode 彻底删除项目中的文件夹应该怎么操作？

项目侧边栏现在点击右键是有删除，可是我删除完后点击刷新按钮又出现了，只是把目录从中剔除出去，并没有彻底删除，请问是应该怎么解决？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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293 views

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如何在Mac 使用nginx 创建多个项目

类似于 apache上面的多个项目 server { listen 8080; server_name g.sym.com; #charset koi8-r; #access_log logs/host.access.log main; location / { root ... 加了个域名我也在hosts上面加了但是重启nginx 并不生效求教 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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144 views

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apply方法如何改变this指针的？

var arr = [3, 10, 2, 100]; var max = Math.max.apply(Math, arr); console.log(max); // 100 有大神能详细讲解一下吗，小白弄不懂...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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364 views

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react中使用iconfont无法显示？

字体和css都引入了，同样的css文件在外面测试正常，但是在react中就全部变成小方块渲染不出字体图标。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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476 views

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vue.js如何禁止浏览器后退按钮

1 vue.js如何禁止浏览器后退按钮...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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265 views

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web services - cannot access webservice made in java 14 using application made in java 7

My application is developed in java 7 and i have to access a "https" web service which is developed in java 14.I am ... firefox 84.0) or something else. I cannot upgrade to java8....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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179 views

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javascript - Read a local text file constantly

I'm a little lost on how I can read a local text file constantly. Nothing is going to a webserver, ... gets auto updated with text file content without refreshing the page....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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290 views

1 answer

页面和浏览器的回退按钮冲突

现有页面a,页面b和页面c. 从a页面进入到b页面,然后从b页面进入到c页面. 点击c页面上的返回按钮,使用window.history.back();返回到b页面. 再点击浏览器的后退按钮,我想回到a页面而不是c页面该怎么做....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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284 views

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node如何判断nginx是否启动呢？

想到了利用命令查询贴上代码： var childProcess = require('child_process'); var ls = childProcess.exec('ps -ef | grep nginx', function (error ... { console.log(stdout); } }); 那这个怎么转化成true和false呢？...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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509 views

0 answers

azure machine learning service - Failure reading parquet files

Azure ML fails to read tabular data set from parquet files, many parquet files. Creating datasets ... )] tabular_dataset = Dataset.Tabular.from_parquet_files(path=datastore_path)...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.5k views

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springboot war放入tomcat启动怎么指定使用外部application.properties

springboot war放入tomcat启动怎么指定使用外部application.properties...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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577 views

1 answer

node.js - Mongoose aggregate pipeline date greater than query with bson varible

Actually, I am raising this question after trying previous questions answers. but, I don't find any clue that's why I ... other way to achieve this query?? Thanks in advance..!...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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790 views

1 answer

dart - How to solve 'could not find package integration_test in the Flutter SDK' error

I have an app, it is very simple and I keep getting this error: pub get failed (server unavailable) -- attempting retry 1 ... upgrade, Pub get. How can I get rid of this error?...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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485 views

1 answer

weex项目build报错失败

clone了官方的完整的项目，然后根据readme一步步执行到执行./start的时候报错报错信息： Error: ENOENT: no such file or directory, open '/Users/shihua/Documents ... 一次接触weex，对webpack的配置不太清楚求助是不是我的设备环境有问题？MAC OSX下 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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请问 Vue中能不能绑定html元素的scrollTop属性？

直接使用document.getElementById('xx').scrollTop可以查看和修改现在想在Vue中绑定这个属性并用methods里控制该属性，下面的写法不行呢请问Vue有没有什么办法可以控制该属性 ... ({ el:"#ss", data:{}, methods:{ aa:function(){ return 40 }} })...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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219 views

1 answer

点击显示隐藏

我想实现的功能很简单就是怎么让点击随便一个div的时候当前的的innerHTML 为0 其他的显示为1；但是再次点击为0的时候呢切换0 和1 不知道怎么判断请大神指教...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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545 views

1 answer

angularjs有没有支持多个独立页面应用的解决方案?

效果类似与 easyui 或者 b-jui 的多tab窗口功能。如：http://demo.b-jui.com/ 1、每个tab窗口对应一个Controller。 2、每个Controller厘米变量名都一样...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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151 views

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关于盒模型的疑问？

关于盒子的总高度(w3c模型)有两种说法：一种是上下margin + 上下border + 上下padding + height，一种是上下border + 上下padding + height 我也通过谷歌的盒模型：得知总高度貌似要加上 ... 大小那又是什么的大小？而且如果盒模型的尺寸不包括margin为何下面要选A 感谢大佬指点了 ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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238 views

1 answer

How to connect to tableau server from Python script and fetch the datasource, workbooks data and metadata information

I'm trying to write a Python script to connect to my tableau server and fetch all the data related to my data source ... the python script. And save the data to a pandas dataframe....

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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518 views

1 answer

Android 微信支付，BaseResp返回code=-1，求大神告诉是什么问题？

返回的code=-1,我检查了我的AppId和微信给的是没有问题的那就可能是签名的问题了这个项目是之前的开发人员开了了，给我的，然后他把这个项目的keystore给我了，但是我就是调用微信支付不成功但是支付宝支付是 ... 我打包的时候用的就是之前的人给我的keystore，我不知道到底可能是什么问题求大神指点！！！对了，我用的是Eclipse ...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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212 views

1 answer

Canvas问题求指教，如何做动态背景？

看到很多网站都在用动态背景，请教下是Canvas实现的吗？或者其它技术实现方法求指教，例如：知乎登录页的那个动画，我能用canvas实现，但如何将其设为背景呢？例如：我要把动画设为body的背景，又或者DIV啥的，我看了知乎那个兼容性还很好。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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518 views

1 answer

启动webpack-dev-server后。。。。

这里有[not cacheable],不知道为啥会出现这种情况？在晚上搜也没收到相关内容，只能在这里请教了...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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466 views

1 answer

angular ng-repeat 多选框列表怎么实现多选删除

angular ng-repeat 多选框列表怎么实现多选删除...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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429 views

1 answer

node.js - AWS Lambda + Firestore database: add() not inserting document data in collection

I am trying to use Firestore on AWS Lambda in Nodejs. Here is the initialization part of the database connection: var ... in retry method that was not classified as transient' }...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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387 views

1 answer

amazon web services - how to create/delete AWS lambda from rest-api?

I'm not familiar with AWS lambdas. Does AWS provide swagger or anything similar to lambdas? my use case doesn't ... not looking for cli solutions: sam/aws-cli/serverless/......

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.7k views

1 answer

js 元素移动

var 需要交换位置的元素集合=[ { 移动源: id1, 移动目标: id4 }, { 移动源: id2, 移动目标: id8 } ] 前台展示结构 ul li li li li li 假设有一堆这样的数据，给出了需要交换位置的元素所处的位置，应该怎么交换，效率比较高。...

asked Feb 6, 2021 in Technique[技术] by 深蓝 (71.8m points)

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