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Simple way to calculate median with MySQL
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37 Answers
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List of installed gems?
... >> Platform 0.4.0
# >> abstract 1.0.0
# >> actionmailer 3.0.5
# >> actionpack 3.0.5
# >> activemodel 3.0.5
# >> activerecord 3.0.5
Here's an updated way to get a list:
require 'rubygems'
def local_gems
Gem::Specification.sort_by{ |g| [g.name.downcase, g....
What does the “at” (@) symbol do in Python?
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331
An @ symbol at the beginning of a line is used for class, function and method decorators.
Rea...
Cannot change version of project facet Dynamic Web Module to 3.0?
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31 Answers
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Sublime Text 3 how to change the font size of the file sidebar?
... editor does not change at all. Is there anything different in sublime text3？
13 Answers
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Convert command line arguments into an array in Bash
...nto the $@ value, use set:
$ set -- apple banana "kiwi fruit"
$ echo "$#"
3
$ echo "$@"
apple banana kiwi fruit
Understanding how to use the argument structure is particularly useful in POSIX sh, which has nothing else like an array.
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What is the difference between int, Int16, Int32 and Int64?
What is the difference between int , System.Int16 , System.Int32 and System.Int64 other than their sizes?
10 Answers
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Formatting Phone Numbers in PHP
...MS app and need to be able to convert the sender's phone number from +11234567890 to 123-456-7890 so it can be compared to records in a MySQL database .
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How to install python3 version of package via pip on Ubuntu?
I have both python2.7 and python3.2 installed in Ubuntu 12.04 .
The symbolic link python links to python2.7 .
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Rename specific column(s) in pandas
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385
data.rename(columns={'gdp':'log(gdp)'}, inplace=True)
The rename show that it accepts a dict...