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Elegant Python function to convert CamelCase to snake_case?
...name
If you do this many times and the above is slow, compile the regex beforehand:
pattern = re.compile(r'(?<!^)(?=[A-Z])')
name = pattern.sub('_', name).lower()
To handle more advanced cases specially (this is not reversible anymore):
def camel_to_snake(name):
name = re.sub('(.)([A-Z][a-z]+...
Launching Google Maps Directions via an intent on Android
...on:q=an+address+city"));
UPDATE
In May 2017 Google launched the new API for universal, cross-platform Google Maps URLs:
https://developers.google.com/maps/documentation/urls/guide
You can use Intents with the new API as well.
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When should I use Arrow functions in ECMAScript 6?
...pt compiled using Traceur Babel. I'm now using the following rule of thumb for functions in ES6 and beyond:
Use function in the global scope and for Object.prototype properties.
Use class for object constructors.
Use => everywhere else.
Why use arrow functions almost everywhere?
Scope safet...
The entity cannot be constructed in a LINQ to Entities query
...s operation, since you would risk losing some of your data in the DB, therefore it is not allowed to partially load entities (or project onto mapped entities) in EF.
– Yakimych
Jul 22 '11 at 8:11
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Why compile Python code?
...an run them directly from the .py file and it works fine, so is there a performance advantage or something?
10 Answers
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How to read the value of a private field from a different class in Java?
...ass in a 3rd-party JAR and I need to access one of its private fields. For example,
why should I need to choose private field is it necessary?
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How to deal with a slow SecureRandom generator?
...cryptographically strong random numbers in Java, you use SecureRandom . Unfortunately, SecureRandom can be very slow. If it uses /dev/random on Linux, it can block waiting for sufficient entropy to build up. How do you avoid the performance penalty?
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Is either GET or POST more secure than the other?
...they are inherently the same. While it is true that POST doesn't expose information via the URL, it exposes just as much information as a GET in the actual network communication between the client and server. If you need to pass information that is sensitive, your first line of defense would be to...
CSS center text (horizontally and vertically) inside a div block
...hat more complicated. But there are solutions on http://pmob.co.uk/. Look for "vertical align".
Since they tend to be hacks or adding complicated divs... I usually use a table with a single cell to do it... to make it as simple as possible.
Update for 2020:
Unless you need make it work on earl...
How to know what the 'errno' means?
...
You can use strerror() to get a human-readable string for the error number. This is the same string printed by perror() but it's useful if you're formatting the error message for something other than standard error output.
For example:
#include <errno.h>
#include <str...