大约有 17,000 项符合查询结果(耗时:0.0279秒) [XML]
When to use static vs instantiated classes
PHP is my first programming language. I can't quite wrap my head around when to use static classes vs instantiated objects.
...
Get the Query Executed in Laravel 3/4
...equires that you enable the profiler option in application/config/database.php. Alternatively you could, as @dualed mentioned, enable the profiler option, in application/config/application.php or call DB::profile() to get all queries ran in the current request and their execution time.
...
mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...ion:
NOTE The mysql_ functions are deprecated and have been removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll find that it's false because the query failed. See the mysql_query documentation for possible return values and suggestions for how to deal with th...
Remove empty array elements
...ments that are i.e. exact string '0', you will need a custom callback:
// PHP 7.4 and later
print_r(array_filter($linksArray, fn($value) => !is_null($value) && $value !== ''));
// PHP 5.3 and later
print_r(array_filter($linksArray, function($value) { return !is_null($value) && $...
C++字符串截断时中文的处理问题(中文被截断怎么处理?) - C/C++ - 清泛网...
C++字符串截断时中文的处理问题(中文被截断怎么处理?) 防止后台错误消息中汉字双字节被截断出现乱码if (pRspMsg->RspMsg.buf[pRspMsg->RspMsg.Length() - 2] & 0x80) pRspMsg->Rsp...// 防止后台错误消息中汉字双字节被截断出现乱码
if (pRs...
MFC中使用CSplitterWnd分割窗口后视图大小的问题 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC中使用CSplitterWnd分割窗口后视图大小的问题使用CSplitterWnd对框架窗口进行分割之后需要根据需求设置每个分割窗口的大小,但是在通过createView(...)设置大小时,往往起不到想要的结...使用CSplitterWnd对框架窗口进行分割之后需要...
MFC中主窗口和子窗口的菜单问题,如何统一显示MDI主窗体菜单? - C/C++ - ...
MFC中主窗口和子窗口的菜单问题,如何统一显示MDI主窗体菜单?在 MDI 应用程序中,每一个子窗体的菜单都显示在 MDI 窗体上,而不是在子窗体本身。当子窗体有焦点时,该子窗体的菜单(如果有的话)就...
在 MDI 应用程序...
MFC采用双缓存解决闪屏问题(使用了双缓存还是闪屏的) - C/C++ - 清泛网 - ...
MFC采用双缓存解决闪屏问题(使用了双缓存还是闪屏的)1.为什么出现闪屏?xxxxx2.没有效果?BEGIN_MESSAGE_MAP(Cxxxx, CStatic) ON_WM_ERASEBKGND()END_MESSAGE_MAP()BOOL Cxxxx::OnErase...1.为什么出现闪屏?
xxxxx
2.没有效果?
BEGIN_MESSAGE_MAP(Cxxxx, CSt...
解决rc中无法设置CComboBox下拉列表框高度的问题 - C/C++ - 清泛网 - 专注C...
解决rc中无法设置CComboBox下拉列表框高度的问题怎么修改CComboBox实例的高度,注意,不是下拉框的!(在rc资源中无法调整高度)m_combo.SetItemHeight(-1,50);IfnIndexis–1,theheig...怎么修改CComboBox实例的高度,注意,不是下拉框的!(...
解决Eclipse CDT Dark主题Editor bgcolor设置无效被覆盖的问题 - C/C++ - ...
解决Eclipse CDT Dark主题Editor bgcolor设置无效被覆盖的问题Eclipse CDT切换Dark黑色主题后,自定义设置代码区背景颜色后发现背景色永远都是 2f2f2f,用户设置的颜色无效,Google了以下发现,代码区的颜色是写死在eclipse主题的css里面的...