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Shared-memory objects in multiprocessing
... wrap it with some kind of synchronization or locking. multiprocessing provides two methods of doing this: one using shared memory (suitable for simple values, arrays, or ctypes) or a Manager proxy, where one process holds the memory and a manager arbitrates access to it from other processes (even o...
How to convert ActiveRecord results into an array of hashes
...cords << TaskStoreStatus.last.as_json
tasks_records << { :task_id => 10, :store_name => "Koramanagala", :store_region => "India" }
tasks_records.to_json
serializable_hash
You can also convert any ActiveRecord objects to a Hash with serializable_hash and you can convert any Ac...
Prevent browser from loading a drag-and-dropped file
...is useful to prevent the default browser behavior in cases where a user accidentally drops a file they want to upload outside of the actual file-upload drop-zone, and then wonders why they now see that same file rendered directly in the browser window (assuming a compatible file type like an image o...
Filtering by Multiple Specific Model Properties in AngularJS (in OR relationship)
...
@maxisam. The query string needs to be lowercase as well for the case insensitivity to work correctly. Here is is a Fork of you plunker with working case insensitivity. plnkr.co/edit/auz02bvWm1Vw4eItSa5J?p=preview Thanks for the filter.
...
How do you kill all current connections to a SQL Server 2005 database?
... to:
USE master
GO
SET NOCOUNT ON
DECLARE @DBName varchar(50)
DECLARE @spidstr varchar(8000)
DECLARE @ConnKilled smallint
SET @ConnKilled=0
SET @spidstr = ''
Set @DBName = 'DB_NAME'
IF db_id(@DBName) < 4
BEGIN
PRINT 'Connections to system databases cannot be killed'
RETURN
END
SELECT @spidstr=...
Can't start site in IIS (use by another process)
... or netstat -aon | findstr 0.0:80 in a command prompt to see which Process Id is LISTENING to port :80 and then watch for that Process Id (PID) in Task Manager with view->select columns-> process id checked. End that process, restart IIS and you are done. (Note: if you have Skype installed, tr...
How to drop columns using Rails migration
...ill be created: rails g migration RemoveUnusefulFieldsFromUsers hair_color:string favorite_number:integer removes two attributes using a single migration. Note also that remove_column is not supported by change method, so you have to write both up and down.
– Claudio Floreani
...
How do disable paging by swiping with finger in ViewPager but still be able to swipe programmaticall
...complete solution:
First, add this class to your src folder:
import android.content.Context;
import android.support.v4.view.ViewPager;
import android.util.AttributeSet;
import android.view.MotionEvent;
import android.view.animation.DecelerateInterpolator;
import android.widget.Scroller;
import jav...
Adding devices to team provisioning profile
...e the device so I can't hook it up to my computer so Xcode can't add the UDID to my devices and to the team provisioning profile. Is there a way to add it manually to the team provisioning profile, I can't figure out how to edit it. Also when I add the device in my provisioning portal it doesn't g...
Do zombies exist … in .NET?
...
private static extern void ExitThread(uint dwExitCode);
static void Main(string[] args)
{
new Thread(Target).Start();
Console.ReadLine();
}
private static void Target()
{
using (var file = File.Open("test.txt", FileMode.OpenOrCreate))
{
ExitThread(0);
}
}
This progra...