Recent questions in Technique[技术]

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buttons = [ { extend: 'excelHtml5', text: '导出EXCEL', title: tableData.printTitle, //exportOptions: { // columns: tableData.printColumnsData // ... sheet).attr('s', '9'); //} }, ];...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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使用getDerivedStateFromProps后, 以前的方法逻辑该在哪里调用?

旧版本react使用componentWillReceiveProps时的写法 componentWillReceiveProps(nextProps) { const { id } = this.props; const { id: newId } = ... id !== prevState.id) { this.handleGet(id) } }...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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python 3.x - Triple for-loop in a vector

I have a simple numpy array (3xN) like: v = np.array([[-3.33829, -3.42467, -3.53332], [-2.67681, -2.6082 , ... rows from v. How can I implement it on Python in a fast way?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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el-table树形数据表格相同行的合并

怎么合并树形数据表格的行啊，常规的动态数据行合并好像不适用，展开收缩的时候数据显示就错乱了。...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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1.4k views

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python - What is the best way to run a web app using gunicorn at certain hours of the day?

I have a little dashboard that runs with python - dash and I've already deployed it successfully in production using ... end of the day after launching it with noHup? Thanks!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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linux - awk 'FNR == 2 {print}' issue

I have some task on which i need to know the install date of WLS which is located in second row ... 2017 /opt/weblogic1221/wlserver_12.2.1/installation/install/envVars.properties...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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431 (Request Header Fields Too Large)

按照网上教程，vue-cli3连接mySql数据库，增加用户时报这个请求头太大的错误，试了百度上的修改方法都没有奏效。参考：https://ostack.cn/a/11......

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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Can you accurately calculate MOE in Tableau with calculated fields?

I'm using Census Pulse data (see here) to visualize impacts of COVID-19 on certain variables. The one I'm currently looking ... would be appreciated -?I'm a bit in over my head!...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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mysql查询效率慢

SELECT ( SELECT eoor.NAME FROM EOM_O_OPER eoor WHERE eoor.oper_id = walu.LOGIN_OPER_ID ) AS OPER_NAME, ( SELECT eoo ... .CODE_TYPE = 'LOG_UPLOAD_TYPE' AND wsc.VALUE = walu.LOG_TYPE...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.3k views

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convert pandas series (with strings) to python list

It's probably a silly thing but I can't seem to correctly convert a pandas series originally got from an excel ... , "SavingsCalcsProvided", "BiMonthlyTest"] What am I doing wrong?...

asked Jan 27, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.7k views

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celery的delay传值报错

函数使用delay调用并传入一个对象body，任务函数有一个form形参来接收报错信息如下：百思不得其解啊，以前似乎就是这么用的呢...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Trying to throw an item to my crosshair direction via ray

I am trying with this more than 5 days now... I am trying to make a simple mechanic in third person mode that is allowing ... me if I wasn't clear enough and for the messy code :D...

asked Jan 25, 2021 in Technique[技术] by 深蓝 (71.8m points)

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3.7k views

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elementUI后台管理系统左侧菜单文字过长，如何换行展示？

elementUI做的后台管理系统，左侧菜单栏文字太长了，菜单栏宽度已经定了，不能再调宽了，整体会很不好看，现在想让过长的菜单栏文字换行展示，有什么方法吗？我写的css没有效果： word-break word-wrap...