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How to create a jQuery plugin with methods?
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@DiH, I'm with you on this one. This approach seems great, but it doesn't give you access to your global settings from anywhere other than init.
– Stephen Collins
Apr 3 '14 at 19:24
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CSS background image alt attribute
This is one I have not had to tackle before. I need to use alt tags on all images in a site including those used by CSS background-image attribute.
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Getting Django admin url for an object
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shacker - It's all in the docs... just not in one place. The "url" template tag is documented here. In the section "New in Django 1.1:" the docs say that namespaced URLs are fine, and points you to the section on URL namespaces. Sticking it all together lets you referenc...
How can I convert bigint (UNIX timestamp) to datetime in SQL Server?
...Select
dateadd(S, [unixtime], '1970-01-01')
From [Table]
In case any one wonders why 1970-01-01, This is called Epoch time.
Below is a quote from Wikipedia:
The number of seconds that have elapsed since 00:00:00 Coordinated Universal Time (UTC), Thursday, 1 January 1970,[1][note 1] n...
How to get the nth occurrence in a string?
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I prefer this one to the accepted answer as when I tested for a second instance which did not exist the other answer returned the length of the first string where this one returned -1. An up-vote and thank you.
– John...
Static methods in Python?
...e able to call the method as ClassName.methodName(), as if it was a static one, and then no selfwill be provided to the method. As you said, it will still be possible to also call this method as ClassInstance.methodName(), and self will be provided as the first parameter, regardless of its name.
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How can I combine hashes in Perl?
... complex nested variables
Pitfalls
What do to when both hashes contain one or more duplicate keys
(see e.g., Perl - Merge hash containing duplicate keys)
(see e.g, Perl hashes: how to deal with duplicate keys and get possible pair)
Should a key-value pair with an empty value ever overwrite a ...
What does the “~” (tilde/squiggle/twiddle) CSS selector mean?
...edes (not necessarily immediately) the element represented by the
second one.
Consider the following example:
.a ~ .b {
background-color: powderblue;
}
<ul>
<li class="b">1st</li>
<li class="a">2nd</li>
<li>3rd</li>
<li class="b"...
Summarizing multiple columns with dplyr? [duplicate]
...it with the dplyr-syntax. I have a data frame with different variables and one grouping variable. Now I want to calculate the mean for each column within each group, using dplyr in R.
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How do I force Postgres to use a particular index?
... Agreed, Forcing postgres to do it your way usually means you've done it wrong. 9/10 Times the planner will beat anything you can come up with. The other 1 time its because you made it wrong.
– Kent Fredric
Nov 21 '08 at 19:31
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