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Scala framework for a Rest API Server? [closed]
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edited Feb 28 '17 at 10:12
community wiki
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PHP + MySQL transactions examples
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331
The idea I generally use when working with transactions looks like this (semi-pseudo-code):
try ...
jQuery empty() vs remove()
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160
empty() will empty the selection of its contents, but preserve the selection itself.
remove()...
Drop a temporary table if it exists
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From SQL Server 2016 you can just use
DROP TABLE IF EXISTS ##CLIENTS_KEYWORD
On previous versions you can use
IF OBJECT_ID('tempdb..##CLIENTS_KEYWORD', 'U') IS NOT NULL
/*Then it exists*/
DROP TABLE ##CLIENTS_KEYWORD
CREATE TABLE ##CLIENT...
How can I change a secret Gist to public?
...the gist to public, but I can't find how to set it publi
Since May, 9th 2014, it is possible: "Change the visibility of your Gists"
You can change the visibility of your Gists whenever you want.
When editing a Gist you'll now notice a new option to toggle the visibility between Public and Secret.
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MongoDB Many-to-Many Association
...oles:["4b5783300334000000000aa9","5783300334000000000aa943","6c6793300334001000000006"]
}
and set up the roles like:
{_id:"6c6793300334001000000006"
,rolename:"Engineer"
}
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What's the difference between utf8_general_ci and utf8_unicode_ci?
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1646
These two collations are both for the UTF-8 character encoding. The differences are in how t...
Truncating all tables in a Postgres database
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11 Answers
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How to return an NSMutableArray from an NSSet
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218
Since -allObjects returns an array, you can create a mutable version with:
NSMutableArray *arr...
Get all keys of an NSDictionary as an NSArray
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184
Just use
NSArray*keys=[dict allKeys];
In general, if you wonder if a specific class has a ...