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How to check if a line is blank using regex

... answer missed many empty lines in my file, but this caught them all. The union of both regexes catches every case. – elmor Oct 5 '17 at 0:16 ...
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13 种激励程序员的方法 - 创意 - 清泛网 - 专注C/C++及内核技术

...导者应该确定最终的目的和目标,并授权技术人员弄清楚如何最好地实现。 10.简化和优化 程序员希望完成工作,而完成工作所需工具过多则会使进展缓慢、繁琐或者融合不好。同样的,官僚的作风不但不会增加价值,反而会...
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How to get the text node of an element?

...his.nodeType == Node.TEXT_NODE; }).text(); This gets the contents of the selected element, and applies a filter function to it. The filter function returns only text nodes (i.e. those nodes with nodeType == Node.TEXT_NODE). ...
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What data type to use for hashed password field and what length?

... You can actually use CHAR(length of hash) to define your datatype for MySQL because each hashing algorithm will always evaluate out to the same number of characters. For example, SHA1 always returns a 40-character hexadecimal number. ...
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AppInventor2 .keystore 证书文件 - App版本升级的奥秘 · App Inventor 2 中文网

...件 - App版本升级的奥秘 如何固定证书? 深入核心原理 秘钥的生成原理 « 返回首页 提问:我每次想更新软件的时候,签名不一样还要卸载重装,这样每次更新微数据库里的东西都没了,可以...
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How do I pass the value (not the reference) of a JS variable to a function? [duplicate]

...sults[i]; google.maps.event.addListener(marker, 'click', () => change_selection(i)); } In older browsers, you need to create a separate scope that saves the variable in its current state by passing it as a function parameter: for (var i = 0; i < results.length; i++) { (function (i) {...
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Adding VirtualHost fails: Access Forbidden Error 403 (XAMPP) (Windows 7)

... This worked wonderfully for me as opposed to the selected answer. For some reason "Require all granted" by itself as that answer suggests didn't work as it instantly crashed XAMPP. But this answer worked with those between <directory> so thanks for the answer. ...
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Import .bak file to a database in SQL server

...t only accept a restore from that point? I find it very odd that I can not select a backup file to restore. – James Nov 21 '16 at 18:49 13 ...
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How can I transform string to UTF-8 in C#?

... If you want to save any string to mysql database do this:-> Your database field structure i phpmyadmin [ or any other control panel] should set to utf8-gerneral-ci 2) you should change your string [Ex. textbox1.text] to byte, therefor 2-1) define byte[]...
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How To Get IPython Notebook To Run Python 3?

...led "root". In order to launch application using another environment, just select the desired environment from the list, to make it active. share | improve this answer | foll...