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Original purpose of ? [closed]

...of the record to be deleted in this case, it will be id For example <?php if(isset($_POST['delete_action'])) { mysqli_query($connection, "DELETE FROM table_name WHERE record_id = ".$_POST['row_to_be_deleted']); /...
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MQTT与TCP的区别 - 创客硬件开发 - 清泛IT社区,为创新赋能!

...泄露告警或控制石油管道阀门的命令,就必须要在网络有问题的情况下也要能确保发送成功。 myriota这家提供物联网数据LEO卫星传输服务的公司,流量报价是1M字节的数据500美元/月。因此,每次传输节省几个字节也能省不少...
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Naming cookies - best practices [closed]

...), with precedence depending on how your variables_order setting is set in php.ini. In other words, if you have a _COOKIE named "x" and a querystring param named "x", and you ask for $_REQUEST["x"], you get the cookie value when you might want/expect the GET param. This is especially problematic if ...
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Pass entire form as data in jQuery Ajax function

..."); var fd = new FormData(myform ); $.ajax({ url: "example.php", data: fd, cache: false, processData: false, contentType: false, type: 'POST', success: function (dataofconfirm) { // do something with the result } ...
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Can the jQuery UI Datepicker be made to disable Saturdays and Sundays (and holidays)?

...{ 'async': false, 'global': false, 'url': 'getdate.php', 'success': function (data) { val = data; } }); return val; })(); var natDays = holiDays.split(''); function nationalDays(date) { var m = date.getMonth(); var d = date...
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MFC的多国语言界面的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术

...) 通过点击菜单来测试软件的语言切换。 6. MessageBox的问题 由于MessageBox中的按钮的语言是跟操作系统相关的,要想实现MessageBox按钮的多语言化是很有一定难度的。我现在还没有查到好的解决方法,很多网友的建议是抛弃Messa...
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“Keep Me Logged In” - the best approach

..._URANDOM)... The hash_equals() is to prevent timing attacks. If you use a PHP version below PHP 5.6 the function hash_equals() is not supported. In this case you can replace hash_equals() with the timingSafeCompare function: /** * A timing safe equals comparison * * To prevent leaking length in...
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CMap用法 - C/C++ - 清泛网 - 专注C/C++及内核技术

...Y要选LPCTSTR。 遇到好几个人说CMap在用CString做key类型时有问题,说用int和DWORD就可以,用CString就不行。因此很多人推荐使用MFC中的CMapStringToPtr之类。关键是ARG_KEY要选LPCTSTR,否则编译报错。 CMap<CString, LPCTSTR, int, int> typeMap; typeM...
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MFC OnKeyDown没反应,不响应键盘操作 - C/C++ - 清泛网 - 专注C/C++及内核技术

... return __super::PreTranslateMessage(pMsg); } 深入探索该问题请移步: http://wenku.baidu.com/link?url=2eG1TLx_ARJHKO6LFtZU_u6AOv6Pw8RyemsJEXvaKYwvQRHAh43D-TnvQZvt3-U5JMZjRqE835qeArbKKscaO-YAxfwBkepkYbdbzc2iEZKMFC OnKeyDown
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HAXM 安装/启动失败? - App Inventor 2 离线版 - 清泛IT社区,为创新赋能!

... 使用 Hyper-V 加速 或 切换到 ARM 版本的模拟器。如果还有问题,可以查看 Android Studio 的 AVD Manager 里模拟器的 CPU 选项,确保选择了 x86 而不是 x86_64,或者使用 ARM 版本的系统镜像。