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What is the purpose of the '@' symbol in CSS?
I just stumbled across this question and I noticed the user is using some notation I've never seen before:
5 Answers
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What does GitHub for Windows' “sync” do?
With GitHub for Windows, you can "publish" a branch, and then "sync" that branch to GitHub.
4 Answers
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How to stop Visual Studio from “always” checking out solution files?
...of these. I removed it, checked in the solution, closed then re-opened it, and no more automatic check out.
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How to escape the % (percent) sign in C's printf?
... this won't work. \045 is compile-time escape that is part of the language and will turn into % when compiled. printf is a run-time function, so it deals with bytes of your string, not with C source code, and it has its own escape sequences that are parts of the function. In short, printf is a "lang...
Find which version of package is installed with pip
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As of pip 1.3, there is a pip show command.
$ pip show Jinja2
---
Name: Jinja2
Version: 2.7.3
Location: /path/to/virtualenv/lib/python2.7/site-packages
Requires: markupsafe
In older versions, pip freeze and grep should do the job nicely.
$ pip freeze | grep Ji...
examining history of deleted file
If I delete a file in Subversion, how can I look at it's history and contents? If I try to do svn cat or svn log on a nonexistent file, it complains that the file doesn't exist.
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Set time to 00:00:00
...(Calendar.HOUR_OF_DAY, 0);
Calendar.HOUR uses 0-11 (for use with AM/PM), and Calendar.HOUR_OF_DAY uses 0-23.
To quote the Javadocs:
public static final int HOUR
Field number for get and set indicating
the hour of the morning or afternoon. HOUR is used for the 12-hour
clock (0 - 11). ...
How to get Sinatra to auto-reload the file after each change?
...load on changes?"
First off, in-process code reloading in Ruby is hard and having a
solution that works for every scenario is technically impossible.
Which is why we recommend you to do out-of-process reloading.
First you need to install rerun if you haven’t already:
$ gem instal...
Is there a way to access an iteration-counter in Java's for-each loop?
...r to loop through the "collection" - which may not be a collection at all, and may in fact be something not at all based on indexes (such as a linked list).
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How to mock localStorage in JavaScript unit tests?
...foreEach(function () {
var store = {};
spyOn(localStorage, 'getItem').andCallFake(function (key) {
return store[key];
});
spyOn(localStorage, 'setItem').andCallFake(function (key, value) {
return store[key] = value + '';
});
spyOn(localStorage, 'clear').andCallFake(function () {...