大约有 47,000 项符合查询结果(耗时:0.0509秒) [XML]
Laravel Eloquent groupBy() AND also return count of each group
...working for me:
$user_info = DB::table('usermetas')
->select('browser', DB::raw('count(*) as total'))
->groupBy('browser')
->get();
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What is the Windows version of cron? [closed]
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For the original question, asking about Windows XP (and Windows 7): Windows Task Scheduler
For command-line usage, you can schedule with the AT command.
For newer Microsoft OS versions, Windows Server 2012 / Windows 8, look at the schtasks command line utility.
If using Powe...
Is mongodb running?
I have installed mongodb and the php drivers on my unix server.
9 Answers
9
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Parameterize an SQL IN clause
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Here's a quick-and-dirty technique I have used:
SELECT * FROM Tags
WHERE '|ruby|rails|scruffy|rubyonrails|'
LIKE '%|' + Name + '|%'
So here's the C# code:
string[] tags = new string[] { "ruby", "rails", "scruffy", "rubyonrails" };
const string cmdText = "select * from t...
What are the most common SQL anti-patterns? [closed]
...ost programmers' tendency to mix their UI-logic in the data access layer:
SELECT
FirstName + ' ' + LastName as "Full Name",
case UserRole
when 2 then "Admin"
when 1 then "Moderator"
else "User"
end as "User's Role",
case SignedIn
when 0 then "Logged i...
Excluding directory when creating a .tar.gz file
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To exclude whole folder and its content: tar -pczvf MyBackup.tar.gz /home/user/public_html/ --exclude "/home/user/public_html/tmp/*"
– Dr.jacky
Nov 14 '16 at 6:08
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How do I see active SQL Server connections?
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when you have to filter for specific db selecting from sys.sysprocesses is better
– Iman
Dec 2 '13 at 4:29
2
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What does it mean when a CSS rule is grayed out in Chrome's element inspector?
... because one or more rules from the set are being applied to the currently selected DOM node.
I guess, for the sake of completeness, dev tools shows all the rules from that set, whether they are applied or not.
In the case where a rule is applied to the currently selected element due to inheritance...
How to resolve “git did not exit cleanly (exit code 128)” error on TortoiseGit? [closed]
I've run into this serious error while committing, and created a bug report .
14 Answers
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Check if table exists and if it doesn't exist, create it in SQL Server 2008
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Something like this
IF NOT EXISTS (SELECT * FROM sys.objects
WHERE object_id = OBJECT_ID(N'[dbo].[YourTable]') AND type in (N'U'))
BEGIN
CREATE TABLE [dbo].[YourTable](
....
....
....
)
END
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