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How do I select the “last child” with a specific class name in CSS? [duplicate]
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This doesnt at all answer the question, did you even read it? He's asking for how to do it without specifically having to add another class for the last element, that's the entire beauty of the :last-child selector. This shouldnt be an acce...
PostgreSQL: How to make “case-insensitive” query
...a. But there are two problems with that.
It works in English, but not in all languages. (Maybe not even in
most languages.) Not every lowercase letter has a corresponding
uppercase letter; not every uppercase letter has a corresponding
lowercase letter.
Using functions like lower() and upper() wil...
“Invalid signature file” when attempting to run a .jar
...nch more files to the jar, and thus the signature is not correct. If you really wanted, you could re-sign the new jar, but of course it would be with your signature, not the old one. Alternatively, you could not distribute the uber jar, but instead include the signed jar as a separate file, but then...
How to check if a column exists in Pandas
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To check if one or more columns all exist, you can use set.issubset, as in:
if set(['A','C']).issubset(df.columns):
df['sum'] = df['A'] + df['C']
As @brianpck points out in a comment, set([]) can alternatively be constructed with curly...
Alternative timestamping services for Authenticode
We perform code signing and timestamping for all our production builds. Occasionally (usually when we are about to RTM (!)) the timestamp server at Verisign (" http://timestamp.verisign.com/scripts/timstamp.dll ") decides to go offline intermittently.
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vim repeat find next character 'x'
... and ;), to a different character than the repetition of an edit (.). This allows you to do fast searches and changes to the search results. If you want to replace some + in a line with * you could do something like this (skipping some characters and replacing others): f+r*;.;;.;.;;;.
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Why would I prefer using vector to deque
...tances of vector may lead to unnecessary heap fragmentation (slowing down calls to new).
Also, as pointed out elsewhere on StackOverflow, there is more good discussion here: http://www.gotw.ca/gotw/054.htm .
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How to run function in AngularJS controller on document ready?
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We can use the angular.element(document).ready() method to attach callbacks for when the document is ready. We can simply attach the callback in the controller like so:
angular.module('MyApp', [])
.controller('MyCtrl', [function() {
angular.element(document).ready(function () {
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How do I enable language extensions from within GHCi?
... -XRankNTypes. The -X part is a compiler switch, by the way, extension is called just RankNTypes.
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Can't Find Theme.AppCompat.Light for New Android ActionBar Support
...;Android. In the section library "Add" and choose "AppCompat"
That is all!
Note: if you are using "android:showAsAction" in menu item, you need to change prefix android as in the example http://developer.android.com/guide/topics/ui/actionbar.html
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