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What does this symbol mean in IntelliJ? (red circle on bottom-left corner of file name, with 'J' in
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Find all IntelliJ (v15) symbols over here: https://www.jetbrains.com/idea/help/symbols.html
This site states that this icon stands for "Java class located out of the source root. Refer to the section Configuring Content Roots for details."
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Recursively list all files in a directory including files in symlink directories
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find -L /var/www/ -type l
# man find
-L Follow symbolic links. When find examines or prints information about files, the information used shall be taken from the
properties of
the file to which the link poi...
How do I read the source code of shell commands?
...he coreutils package.
You can find all information you need here:
http://www.gnu.org/software/coreutils/
If you want to download the latest source, you should use git:
git clone git://git.sv.gnu.org/coreutils
To install git on your Ubuntu machine, you should use apt-get (git is not included in ...
How to use “raise” keyword in Python [duplicate]
...eback.
It's very similar to inner exceptions from C#.
More info:
https://www.python.org/dev/peps/pep-3134/
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Twitter oAuth callbackUrl - localhost development
... assumes that you are registering two apps with Twitter, one for your live www.mysite.com and another for 127.0.0.1.
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Adding header for HttpURLConnection
..."POST");
myURLConnection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
myURLConnection.setRequestProperty("Content-Length", "" + postData.getBytes().length);
myURLConnection.setRequestProperty("Content-Language", "en-US");
myURLConnection.setUseCaches(false);
myURLConnecti...
How to use `subprocess` command with pipes
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#!/bin/python
import subprocess
import shlex
cmd = "dig @8.8.4.4 +notcp www.google.com|grep 'Query'"
ps = subprocess.Popen(cmd,shell=True,stdout=subprocess.PIPE,stderr=subprocess.STDOUT)
output = ps.communicate()[0]
print(output)
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Tools to generate database tables diagram with Postgresql? [closed]
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Just found http://www.sqlpower.ca/page/architect through the Postgres Community Guide mentioned by Frank Heikens. It can easily generate a diagram, and then lets you adjust the connectors!
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What is the purpose of Order By 1 in SQL select statement?
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Also see:
http://www.techonthenet.com/sql/order_by.php
For a description of order by. I learned something! :)
I've also used this in the past when I wanted to add an indeterminate number of filters to a sql statement. Sloppy I know, but it ...
Access mysql remote database from command line
... is up.
It's possible that you don't allow remote connections.
See http://www.cyberciti.biz/tips/how-do-i-enable-remote-access-to-mysql-database-server.html
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