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How to change Rails 3 server default port in develoment?
...will automatically be run when you run "rails" with Rails 3 gems installed from the root of your application.
APP_PATH = File.expand_path('../../config/application', __FILE__)
require File.expand_path('../../config/boot', __FILE__)
# THIS IS NEW:
require "rails/commands/server"
module Rails
cl...
.htaccess - how to force “www.” in a generic way?
...ilar price to current norms then the personal web will look very different from a DNS point of view.
– Chris
Feb 4 '16 at 21:43
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Python add item to the tuple
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From tuple to list to tuple :
a = ('2',)
b = 'b'
l = list(a)
l.append(b)
tuple(l)
Or with a longer list of items to append
a = ('2',)
items = ['o', 'k', 'd', 'o']
l = list(a)
for x in items:
l.append(x)
print tup...
What’s the best way to check if a file exists in C++? (cross platform)
...ING BOOST, since it's an overkill, however it wasn't trivial to write that from what is provided here, so I just posted an answer. Check it please.
– gsamaras
Jul 28 '16 at 6:42
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How can I get the browser's scrollbar sizes?
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From Alexandre Gomes Blog I have not tried it. Let me know if it works for you.
function getScrollBarWidth () {
var inner = document.createElement('p');
inner.style.width = "100%";
inner.style.height = "200px";
va...
pip install mysql-python fails with EnvironmentError: mysql_config not found
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On Ubuntu 12.04 (precise) (32-Bit) after inplace upgrade from 10.04 (lucid) only this did solve these errors. Specially the additional "python-dev"!
– Ice
Jan 19 '14 at 14:43
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How to “inverse match” with regex?
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Updated with feedback from Alan Moore
In PCRE and similar variants, you can actually create a regex that matches any line not containing a value:
^(?:(?!Andrea).)*$
This is called a tempered greedy token. The downside is that it doesn't perfo...
On a CSS hover event, can I change another div's styling? [duplicate]
...e styling of the page.
With jquery you can quickly implement the behavior from your question:
$(function() {
$('#a').hover(function() {
$('#b').css('background-color', 'yellow');
}, function() {
// on mouseout, reset the background colour
$('#b').css('background-color', '');
});
...
Remove the complete styling of an HTML button/submit
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Try removing the border from your button:
input, button, submit
{
border:none;
}
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Is it possible to disable scrolling on a ViewPager
... with <com.yourpackage.CustomViewPager> tags.
This code was adapted from this blog post.
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