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Rails Migration: Remove constraint
...ange_column :users, :address, :string, :null => true
Docs...
http://apidock.com/rails/ActiveRecord/ConnectionAdapters/SchemaStatements/change_column
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rspec 3 - stub a class method
...here a reason you can't call it with arguments?
– David Moles
Sep 3 '15 at 16:00
4
@sixty4bit exp...
Get Android Phone Model programmatically
...now if there is a way for reading the Phone Model programmatically in Android.
16 Answers
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Instance v state variables in react.js
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In addition to what @ssorallen said, you should also remember to handle the component unmounting before your handleLeave is called.
React.createClass({
handleEnter: function () {
// Open a new one after a delay
this._timeout = setTime...
What is the Bash equivalent of Python's pass statement
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to retrieve the dimensions of a view?
...ade up of TableLayout, TableRow and TextView . I want it to look like a grid. I need to get the height and width of this grid. The methods getHeight() and getWidth() always return 0. This happens when I format the grid dynamically and also when I use an XML version.
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Find substring in the string in TWIG
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Is it possible to use this inside an if statement?
– TeaCupApp
Oct 28 '12 at 0:36
3
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Java regular expression OR operator
...ng1|2", "blah"));
you get:
blah, stringblah, string3
because you've said "string1" or "2".
If you don't want to capture that part of the expression use ?::
String s = "string1, string2, string3";
System.out.println(s.replaceAll("string(?:1|2)", "blah"));
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bower automatically update bower.json
...would I not want to save it to the dependencies json - I thought the whole idea of this is to track the package...what happens when you just install it ?
– landed
Feb 26 '14 at 13:51
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Trigger a Travis-CI rebuild without pushing a commit?
... edited Feb 6 '17 at 19:07
David Grayson
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answered Aug 15 '13 at 12:24
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