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Comparison of DES, Triple DES, AES, blowfish encryption for data
...so no issue there), and is efficient in both software and hardware. It was selected through an open competition involving hundreds of cryptographers during several years. Basically, you cannot have better than that.
So, when in doubt, use AES.
Note that a block cipher is a box which encrypts "blo...
JavaScript before leaving the page
...er if they want to leave the page or not, you cannot redirect them if they select to stay on the page. If they select to leave, the browser will go where they told it to go.
You can use onunload to do stuff before the page is unloaded, but you cannot redirect from there (Chrome 14+ blocks alerts ...
Run a batch file with Windows task scheduler
...cepted answer, making sure that "run with the highest privileges" are also selected.
– mheavers
Dec 28 '15 at 16:05
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Entity Framework. Delete all rows in table
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var all = from c in dataDb.Table select c;
dataDb.Table.RemoveRange(all);
dataDb.SaveChanges();
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How to add a new audio (not mixing) into a video using ffmpeg?
...:a -c:v copy -shortest output.mp4
The -map option allows you to manually select streams / tracks. See FFmpeg Wiki: Map for more info.
This example uses -c:v copy to stream copy (mux) the video. No re-encoding of the video occurs. Quality is preserved and the process is fast.
If your input audio f...
How do I add an existing directory tree to a project in Visual Studio?
...x. After that, the added directory will be shown up. You will then need to select this directory, right click, and choose "Include in Project."
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How to add to the PYTHONPATH in Windows, so it finds my modules/packages?
...Explorer.
Right-click 'Computer' in the Navigation Tree Panel on the left.
Select 'Properties' at the bottom of the Context Menu.
Select 'Advanced system settings'
Click 'Environment Variables...' in the Advanced Tab
Under 'System Variables':
Add
PY_HOME
C:\Python27
PYTHONPATH
%PY_HOME%\Lib;%...
Is there a ternary conditional operator in T-SQL?
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Use case:
select *
from table
where isExternal = case @type when 2 then 1 else 0 end
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How do you run a SQL Server query from PowerShell?
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You can use the Invoke-Sqlcmd cmdlet
Invoke-Sqlcmd -Query "SELECT GETDATE() AS TimeOfQuery;" -ServerInstance "MyComputer\MyInstance"
http://technet.microsoft.com/en-us/library/cc281720.aspx
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选中CListCtrl指定行并发送LVN_ITEMCHANGED消息 - C/C++ - 清泛网 - 专注C/C++及内核技术
...Report.EnsureVisible(nIndex,FALSE);
m_listReport.SetItemState(nIndex,LVIS_SELECTED,LVIS_SELECTED);
但这远远不能满足需要，因为这种定位不具有在指定行上面鼠标单击选中的效果，为此我们需要向CListCtrl控件发送LVN_ITEMCHANGED消息，LVN_ITEMCHANGED是C...