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How to run a shell script on a Unix console or Mac terminal?

...er from the same folder, still using #!hashbang in scripts. As example a php7.2 executable copied from /usr/bin is in a folder along a hello script. #!./php7.2 <?php echo "Hello!"; To run it: ./hello Which behave just as equal as: ./php7.2 hello ...
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How to use FormData for AJAX file upload?

...OST", enctype: 'multipart/form-data', url: "upload.php", data: data, processData: false, contentType: false, cache: false, timeout: 600000, success: function (data) { console.log(); ...
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编译失败! Error: Your build failed due to an error in the AAPT stage,...

...n      [java] INFO: BUILD 1 FINISHED aia包属性有问题,导致的原因未知,待探索。。。 目前最好的办法就是重新建立一个项目,组件和代码拷贝过来。
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通过 ulimit 改善系统性能 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...资源的条件下保证程序的运作,ulimit 是我们在处理这些问题时,经常使用的一种简单手段。ulimit 是一种 linux 系统的内键功能,它具有一套参数集,用于为由它生成的 shell 进程及其子进程的资源使用设置限制。本文将在后面的...
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Precedence and bitmask operations

... Seems to me that PHP has strnage operator precedence overall. – Alvin Wong Feb 24 '14 at 10:11 ...
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How to add default value for html ? [closed]

...me="msg" placeholder="Your message here." onfocus='this.select()'> <?php if (isset($_POST['encode'])) { echo htmlspecialchars($_POST['msg']);} ?> </textarea> In this case, $_POST['encode'] came from this: <input class="input_bottom btn btn-default" type="submit" name="encode" va...
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Text Editor which shows \r\n? [closed]

...han installing any application for sure. In command line with proper setup PHP php -q <?php $t=file_get_contents("filename"); echo str_replace(array("\n", "\r"), array("\\n", "\\r"), $t); ?> share | ...
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Restart node upon changing a file

For someone who is coming from PHP background the process of killing node and starting it again after every code change, seems very tedious. Is there any flag when starting a script with node to automatically restart node when code change is saved? ...
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PHP ORMs: Doctrine vs. Propel

...better like the way you work with queries (DQL instead of Criteria): <?php // Propel $c = new Criteria(); $c->add(ExamplePeer::ID, 20); $items = ExamplePeer::doSelectJoinFoobar($c); // Doctrine $items = Doctrine_Query::create() ->from('Example e') ->leftJoin('e.Foobar') ...
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PHP Regex to check date is in YYYY-MM-DD format

...e specified format and the array_sum trick is a terse way of ensuring that PHP did not do "month shifting" (e.g. consider that January 32 is February 1). See DateTime::getLastErrors() for more information. Old-school solution with explode and checkdate: list($y, $m, $d) = array_pad(explode('-', $d...