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How do you sort a dictionary by value?
I often have to sort a dictionary, consisting of keys & values, by value. For example, I have a hash of words and respective frequencies, that I want to order by frequency.
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How to check if a String contains only ASCII?
...c) returns true if the character is a letter. But is there a way to quickly find if a String only contains the base characters of ASCII?
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Is there a version control system for database structure changes?
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In Ruby on Rails, there's a concept of a migration -- a quick script to change the database.
You generate a migration file, which has rules to increase the db version (such as adding a column) and rules to downgrade the version (such as removing a column). Each migration is numbered,...
How do I escape a single quote in SQL Server?
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Recursively list files in Java
...o I recursively list all files under a directory in Java? Does the framework provide any utility?
26 Answers
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How to get the month name in C#?
...llow you to write less code later. However you can implement however you like.
Here is an example of how to do it using extension methods:
using System;
using System.Globalization;
class Program
{
static void Main()
{
Console.WriteLine(DateTime.Now.ToMonthName());
Console...
Cache an HTTP 'Get' service response in AngularJS?
I want to be able to create a custom AngularJS service that makes an HTTP 'Get' request when its data object is empty and populates the data object on success.
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How to grep (search) committed code in the Git history
...ent (i.e., actual lines of source, as opposed to commit messages and the like), you need to do:
git grep <regexp> $(git rev-list --all)
git rev-list --all | xargs git grep <expression> will work if you run into an "Argument list too long" error.
If you want to limit the search to som...
Binary search (bisection) in Python
...n position
return pos if pos != hi and a[pos] == x else -1 # don't walk off the end
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List the queries running on SQL Server
...ster.dbo.sysprocesses P
where P.spid > 50
and P.status not in ('background', 'sleeping')
and P.cmd not in ('AWAITING COMMAND'
,'MIRROR HANDLER'
,'LAZY WRITER'
,'CHECKPOINT SLEEP'
,'RA MANAGER')
order by batc...