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rake db:schema:load vs. migrations
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209
Migrations provide forward and backward step changes to the database. In a production environm...
Difference between setTimeout with and without quotes and parentheses
...:
An anonymous function
setTimeout(function(){/* Look mah! No name! */},2000);
A name of an existing function
function foo(){...}
setTimeout(foo, 2000);
A variable that points to an existing function
var foo = function(){...};
setTimeout(foo, 2000);
Do note that I set "variable in a func...
D3.js: what is 'g' in .append(“g”) D3.js code?
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Just a learner
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answered Jul 31 '13 at 20:31
kramamurth...
How is Docker different from a virtual machine?
... could be wrong.
– Ken Cochrane
May 20 '13 at 12:18
21
@Mike: ... which doubtlessly was inspired ...
Simplest PHP example for retrieving user_timeline with Twitter API version 1.1
Because of the Twitter API 1.0 retirement as of June 11th 2013 , the script below does not work anymore.
14 Answers
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Programmatically access currency exchange rates [closed]
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Just checked (20 minutes after your comment) and it available for me.
– Jacco
Jan 22 '10 at 22:27
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What is the difference between the different methods of putting JavaScript code in an ?
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If you have 20 or 30 different links with JS this can get quite tedious and end up with a lot of JS.
– Darryl Hein
Oct 29 '08 at 5:45
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How do I convert a dictionary to a JSON String in C#?
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20
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Sys...
How to delete multiple files at once in Bash on Linux?
...exact case would be handled by brace expansion, like so:
$ rm -rf abc.log.2012-03-{14,27,28}
The above would expand to a single command with all three arguments, and be equivalent to typing:
$ rm -rf abc.log.2012-03-14 abc.log.2012-03-27 abc.log.2012-03-28
It's important to note that this expa...
Wait 5 seconds before executing next line
...ther tasks.
– Kyordhel
Jul 6 '17 at 20:25
6
@Gzork Thread sleep is only one way to implement a wa...