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Sql Server equivalent of a COUNTIF aggregate function
... a CASE statement, like this:
SELECT SUM(CASE WHEN myColumn=1 THEN 1 ELSE 0 END)
FROM AD_CurrentView
Note: in my own test NULLs were not an issue, though this can be environment dependent. You could handle nulls such as:
SELECT SUM(CASE WHEN ISNULL(myColumn,0)=1 THEN 1 ELSE 0 END)
FROM AD_Curren...
What is the purpose of global.asax in asp.net
...events that are listed (and created by default, at least in Visual Studio 2008):
Application_Start
Application_End
Session_Start
Session_End
Application_BeginRequest
Application_AuthenticateRequest
Application_Error
There are other events that you can also hook into, such as "LogRequest".
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Finding the path of the program that will execute from the command line in Windows
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According to this blog post, where.exe is included with Windows Server 2003 and later, so this should just work with Vista, Win 7, et al.
On Linux, the equivalent is the which command, e.g. which ssh.
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How can I download a specific Maven artifact in one command line?
.../.m2/plugin-registry.xml with the following contents:
<?xml version="1.0" encoding="UTF-8"?>
<pluginRegistry xsi:schemaLocation="http://maven.apache.org/PLUGIN_REGISTRY/1.0.0 http://maven.apache.org/xsd/plugin-registry-1.0.0.xsd"
xmlns="http://maven.apache.org/PLUGIN_REGISTRY/1.0.0"
xmlns:...
difference between iframe, embed and object elements
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jan 14 '14 at 13:46
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What to add for the update portion in ConcurrentDictionary AddOrUpdate
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You need to pass a Func which returns the value to be stored in the dictionary in case of an upd...
Select multiple columns in data.table by their numeric indices
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edited Oct 29 '19 at 9:09
Henrik
52.1k1111 gold badges117117 silver badges134134 bronze badges
answer...
What is the difference between setUp() and setUpClass() in Python unittest?
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edited Feb 27 '19 at 22:06
answered May 15 '14 at 6:32
Be...
Why use 'git rm' to remove a file instead of 'rm'?
... git so I don't know the exact command. If you have come here in or after 2014, I hope this answer was useful to you.
– Eric Hepperle - CodeSlayer2010
Nov 24 '14 at 19:14
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What is the purpose of the -nodes argument in openssl?
... password?
– Flimm
Apr 12 '13 at 8:50
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@Flimm: Protected with a password, yes. The password gen...