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How do I sort an array of hashes by a value in the hash?
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Actually, Array#sort_by! is new in Ruby 1.9.2. Available today to all Ruby version by requiring my backports gem too :-)
– Marc-André Lafortune
Jul 1 '10 at 4:19
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MySQL convert date string to Unix timestamp
... Look the STR_TO_DATE documentation to have more information on the format string.
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Convert php array to Javascript
...oore - if you're going to be pedantic about it, json_encode outputs a JSON string, which can represent either a JS object or a JS array, or even a single scalar value, if that's what you pass it. The examples in my answer will output a JavaScript array, not an object.
– Spudley...
C# 'is' operator performance
...double foo = 1.23;
}
class Program
{
static void Main(string[] args)
{
MyClass myobj = new MyClass();
int n = 10000000;
Stopwatch sw = Stopwatch.StartNew();
for (int i = 0; i < n; i++)
{
boo...
Html helper for
...em to work with HttpPostedFileBase type of properties, but rather it seems string only. At least it never did accept pdf as as a valid extension.
– Serj Sagan
Feb 13 '13 at 4:38
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Is it possible to group projects in Eclipse?
... focus on a particular area of a project, activate them through Mylin; a really powerful tool indeed
use the basic concept of workspace which allows you to work on many projects and relate them (via the Build path "Projects" tab, and "Java EE Module Dependencies") so that when you need resources fro...
Best way to check if a Data Table has a null value in it
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I usually create an "Extensions" folder in some common library or in my DAL. Create a file called "DataTableExtensions.cs" and add that method. Next you would just add "using Name.Space.Extensions" to your cs files and have access...
“ValueError: zero length field name in format” error in Python 3.0,3.1,3.2
... it! Had to change my shebangs to: #! /usr/local/bin/python3 after looking all over. There is 3 different locations of python installs on Mac -_- wtf.
– Oscar Godson
Mar 27 '11 at 4:16
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How can I list all the deleted files in a Git repository?
... in PowerShell:
git log --find-renames --diff-filter=D --summary | Select-String -Pattern "delete mode" | sort -u > deletions.txt
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What does the plus sign do in '+new Date'
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A JavaScript date can be written as a string:
Thu Sep 10 2015 12:02:54 GMT+0530 (IST)
or as a number:
1441866774938
Dates written as numbers, specifies the number of milliseconds since January 1, 1970, 00:00:00.
Coming to your question it seams that by addin...