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Parsing a string into a boolean value in PHP
..."on" and "yes". Returns FALSE otherwise.
If FILTER_NULL_ON_FAILURE is set, FALSE is returned only for "0", "false", "off", "no", and "", and NULL is returned for all non-boolean values.
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Detect if the app was launched/opened from a push notification
...tion:
Store a notificationUserInfo instance variable on the AppDelegate.
Set notificationUserInfo = nil in both applicationWillEnterForeground and didFinishLaunchingWithOptions.
Set notificationUserInfo = userInfo in didReceiveRemoteNotification:inactive
From applicationDidBecomeActive always call...
Android: What is android.R.id.content used for?
...d.content ensures these guidelines are implemented.
NOTE: This layout has set the attribute: android:addStatesFromChildren="true" to allow child fragments to overwrite attributes in this rootview.
As of version 19, android.R.id.content is defined in a file: auto_complete_list.xml
<LinearLay...
What does 'COLLATE SQL_Latin1_General_CP1_CI_AS' do?
...
It sets how the database server sorts (compares pieces of text). in this case:
SQL_Latin1_General_CP1_CI_AS
breaks up into interesting parts:
latin1 makes the server treat strings using charset latin 1, basically ascii
CP1 ...
Enable 'xp_cmdshell' SQL Server
...s, the trick (in SQL 2005 or later) is to change the global configuration settings for show advanced options and xp_cmdshell to 1, in that order.
Adding to this, if you want to preserve the previous values, you can read them from sys.configurations first, then apply them in reverse order at the en...
Get output parameter value in ADO.NET
...sponse shows this, but essentially you just need to create a SqlParameter, set the Direction to Output, and add it to the SqlCommand's Parameters collection. Then execute the stored procedure and get the value of the parameter.
Using your code sample:
// SqlConnection and SqlCommand are IDisposab...
MySQL ON DUPLICATE KEY UPDATE for multiple rows insert in single query
...AS Tg
using @source as Sc
on tg.namet=sc.name
when matched then update
set tg.age=sc.age
when not matched then
insert (name, age) VALUES
(SC.name, sc.age);
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Why use JUnit for testing?
...ing we divide code up into its component parts. For each component we then set out our stall stating how the program should behave. Each unit test tells a story of how that part of the program should act in a specific scenario. Each unit test is like a clause in a contract that describes what should...
Notification when a file changes?
...CreateFileWatcher(string path)
{
// Create a new FileSystemWatcher and set its properties.
FileSystemWatcher watcher = new FileSystemWatcher();
watcher.Path = path;
/* Watch for changes in LastAccess and LastWrite times, and
the renaming of files or directories. */
watche...
How can I declare and use Boolean variables in a shell script?
...tents of the variable which is the Bash builtin true. Any command could be set as the value of the variable and its exit value would be evaluated.
– Paused until further notice.
Jun 2 '10 at 4:16
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