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廉价共享存储解决方案1-drbd+ha+nfs - 更多技术 - 清泛网 - 专注C/C++及内核技术
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# cd /drbd_data/
3.9.2 生成测试数据
#touch /drbd_data/test.txt
#dd if=/dev/zero of=/drbd_data/test.tmp bs=1M count=20
# drbdadm dstate r0
UpToDate/UpToDate
3.9.3 将主节点drbd的状态变为从
# drbdadm role r0
Primary/Secondary
#um...
Can someone explain the dollar sign in Javascript?
...also not work. In the case that you see something like $( "a" ).addClass( "test" ), the dollar sign is the entire name of whatever that is.
– still_dreaming_1
Feb 20 '17 at 14:48
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How to rethrow the same exception in SQL Server
...DECLARE @Error_Number INT
BEGIN TRANSACTION
BEGIN TRY
INSERT INTO Test(Id, Name) VALUES (newID(),'Ashish')
/* Column 'Name' has unique constraint on it*/
END TRY
BEGIN CATCH
SELECT ERROR_NUMBER()
--RAISERROR (@ErrorMessage,@Severity,@State)
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Position a CSS background image x pixels from the right?
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so this doesn't actually seem to work even in the latest Chrome. When I inspect the element it actually says background-position-x: calc(90%); - i.e. it just subtracted 10% from 100%
– Simon_Weaver
Jul 2 '14 at 2:06
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npm check and update package if needed
We need to integrate Karma test runner into TeamCity and for that I'd like to give sys-engineers small script (powershell or whatever) that would:
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Swipe to Delete and the “More” button (like in Mail app on iOS 7)
...compatible with all the different ways to create a UITableViewCell and its tested on iOS 5, iOS 6, iOS 7 and iOS 8.
Here a sample of some transitions:
Border transition:
Clip transition
3D Transition:
share
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Copy entire contents of a directory to another using php
...domain-name.com/source/folders/123456";
$dest = "/home/www/domain-name.com/test/123456";
shell_exec("cp -r $src $dest");
echo "<H3>Copy Paste completed!</H3>"; //output when done
?>
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Visual Studio 2010 - recommended extensions [closed]
...iles
VsVim - Vim style keyboard shorcuts
Chutzpah - Open source JavaScript test runner
I Hate #Regions - makes expanded regions less disturbing by making the font smaller
Not Free:
Resharper
Visual Assist X
JustCode
ViEmu
CodeRush with Refactor! Pro
VisualSVN
VS10x Code Map - displays a graphi...
How to truncate milliseconds off of a .NET DateTime
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Using this method caused some of my unit tests to fail: Expected: 2010-05-05 15:55:49.000 But was: 2010-05-05 15:55:49.000. I'm guessing due to what Joe mentioned about fractions of a millisecond.
– Seth Reno
May 5 '10 at 20:...
Optional Parameters in Go?
...hy of Go is to write code in a straightforward way. Just pass a struct and test for default values.
– user3523091
Jan 30 '16 at 23:23
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