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Postgres: Distinct but only for one column
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edited Jun 20 at 9:12
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answered Jun 4 '13 at 12:36
Clodoaldo NetoClodoa...
Check if current directory is a Git repository
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Copied from the bash completion file, the following is a naive way to do it
# Copyright (C) 2006,2007 Shawn O. Pearce <spearce@spearce.org>
# Conceptually based on gitcompletion (http://gitweb.hawaga.org.uk/).
# Distributed under the GNU G...
Can I checkout github wikis like a git repository?
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You can now!
git clone https://github.com/user/project.wiki.git
or if you use ssh
git clone git@github.com:username/project.wiki.git
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Batch equivalent of Bash backticks
When working with Bash, I can put the output of one command into another command like so:
5 Answers
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Why does [5,6,8,7][1,2] = 8 in JavaScript?
... delimited list of operands, but a single expression.
Read more about the comma operator here.
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What are the possible values of the Hibernate hbm2ddl.auto configuration and what do they do
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From the community documentation:
hibernate.hbm2ddl.auto Automatically validates or exports schema DDL to the database when the SessionFactory is created. With create-drop, the database schema will be dropped when the SessionFacto...
REST API Authentication
...or expirable token. Refer following on how to implement:
Working Link from comments: https://www.ida.liu.se/~TDP024/labs/hmacarticle.pdf
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Set focus on textbox in WPF
...ck the following link and verify the Assembly and Namespace msdn.microsoft.com/en-us/library/…
– usefulBee
Feb 10 '16 at 22:03
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How do I check if an HTML element is empty using jQuery?
...').is(':empty')){
//do something
}
for more info see http://api.jquery.com/is/ and http://api.jquery.com/empty-selector/
EDIT:
As some have pointed, the browser interpretation of an empty element can vary. If you would like to ignore invisible elements such as spaces and line breaks and make t...