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What's the purpose of using braces (i.e. {}) for a single-line if or loop?
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@Science_Fiction: True, but if you add i++ before j++, then both variables will still be in scope when they're used.
– Mike Seymour
Aug 30 '12 at 9:03
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How to limit UITableView row reordering to a section
...s answer for you lazy people:
Swift 3, 4 & 5
override func tableView(_ tableView: UITableView, targetIndexPathForMoveFromRowAt sourceIndexPath: IndexPath, toProposedIndexPath proposedDestinationIndexPath: IndexPath) -> IndexPath {
if sourceIndexPath.section != proposedDestinationIndexPa...
CORS - How do 'preflight' an httprequest?
...d to detect such a request, and add the "Access-Control-Allow-Origin: " . $_SERVER['HTTP_ORIGIN'] header, after detecting that this was a cross-origin XHR.
PHP Code sample:
if (!empty($_SERVER['HTTP_ORIGIN'])) {
// Uh oh, this XHR comes from outer space...
// Use this opportunity to filte...
Are PDO prepared statements sufficient to prevent SQL injection?
...or MySQL). Therefore, PDO internally builds the query string, calling mysql_real_escape_string() (the MySQL C API function) on each bound string value.
The C API call to mysql_real_escape_string() differs from addslashes() in that it knows the connection character set. So it can perform the escapin...
LINQ to SQL Left Outer Join
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Public Sub LinqToSqlJoin07()
Dim q = From e In db.Employees _
Group Join o In db.Orders On e Equals o.Employee Into ords = Group _
From o In ords.DefaultIfEmpty _
Select New With {e.FirstName, e.LastName, .Order = o}
ObjectDumper.Write(q) End Sub
Check http:...
How do I insert datetime value into a SQLite database?
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Use CURRENT_TIMESTAMP when you need it, instead OF NOW() (which is MySQL)
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Can Selenium interact with an existing browser session?
...open a driver
driver = webdriver.Firefox() #python
extract to session_id and _url from driver object.
url = driver.command_executor._url #"http://127.0.0.1:60622/hub"
session_id = driver.session_id #'4e167f26-dc1d-4f51-a207-f761eaf73c31'
Use these two parameter to connect...
AngularJS sorting by property
...'s rows in the filter e.g. for(var objectKey in input) { input[objectKey]['_key'] = objectKey; array.push(input[objectKey]); } Like that we can use <div ng-repeat="value in object | orderObjectBy:'order'" ng-init="key = value['_key']">
– Nicolas Janel
Jul...
MiniDumpWriteDump 记录dmp文件的简单实例（附调试方法） - C/C++ - 清泛网...
...#pragma comment(lib, "Dbghelp.lib")LONG WINAPI ExceptionHandler(LPEXCEPTION_POINTERS pExce...实例代码如下：
#include <DbgHelp.h>
#pragma comment(lib, "Dbghelp.lib")
LONG WINAPI ExceptionHandler(LPEXCEPTION_POINTERS pExceptionPointers)
{
char szFile[MAX_PATH] = {0};
SYSTEMTIME st = {...
CreateWindow()动态创建一个EditBox - C/C++ - 清泛IT论坛，有思想、有深度
...; // 创建EditBox
HWND m_wndEdit = CreateWindow(_T("EDIT"), 0, WS_CHILD | WS_VISIBLE | ES_WANTRETURN,
70, 4, 60, 16, m_hWnd, 0, 0, 0);
&nb...