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CSS selector for first element with class
...e > .red');
var first = redElements[0];
var second = redElements[1];
// etc
Although the .red:nth-of-type(1) solution in the original accepted answer by Philip Daubmeier works (which was originally written by Martyn but deleted since), it does not behave the way you'd expect it to.
For examp...
Remove sensitive files and their commits from Git history
...vate data from Git repos.
Create a private.txt file listing the passwords, etc, that you want to remove (one entry per line) and then run this command:
$ java -jar bfg.jar --replace-text private.txt my-repo.git
All files under a threshold size (1MB by default) in your repo's history will be scann...
Optimizing away a “while(1);” in C++0x
...likes. The DS9K will create nasal demons for any infinite loop with no I/O etc. (Therefore, the DS9K solves the halting problem.)
– Philip Potter
Sep 7 '10 at 8:05
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How to add a local repo and treat it as a remote repo
...for sticking onto an external drive or sharing via cloud storage (Dropbox, etc) you may want to use a bare repository. This allows you to create a copy of the repository without a working directory, optimized for sharing.
For example:
$ git init --bare ~/repos/myproject.git
$ cd /path/to/existing/...
Difference between Repository and Service Layer?
...is not even a real ViewModel. A real ViewModel has observability, commands etc. That is just a POCO with a bad name. (See my story above for why names matter.)
The consuming application better be a presentation layer (ViewModels are used by this layer) and it better understand C#. Another Ouch!
Pl...
What are the best PHP input sanitizing functions?
...will be used in the header (like the From: name and email address, subect, etc)
$input = preg_replace('/\s+/', ' ', $input);
If you don't do this it's just a matter of time before the spam bots find your form and abuse it, I've learned the hard way.
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How to create a custom attribute in C#
...to add data to your code that might be later used by other methods/classes/etc.
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Differences between ExpandoObject, DynamicObject and dynamic
...ntation at run-time.
ExpandoObject stores underlying data in a Dictionary, etc. If you implement DynamicObject, you can store data wherever and however you like. (e.g. how you get and set the data on dispatch is entirely up to you).
In short, use DynamicObject when you want to create your OWN type...
Change one value based on another value in pandas
...eration which is overridden for series. Fancy string formatting, f-strings etc won't work here since the + applies to scalars and not 'primitive' values:
df['description'] = 'A ' + df.age.astype(str) + ' years old ' \
+ df.type + ' ' + df.animal
In [2]: df
Out[2]:
animal ...
What is the difference between graph search and tree search?
...answer is the right one for many people who find their way here via Google etc., even if it may be out of context for what Rayhanur Rahman was after.
– njlarsson
Mar 14 '13 at 15:26
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