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Does Python have “private” variables in classes?
I'm coming from the Java world and reading Bruce Eckels' Python 3 Patterns, Recipes and Idioms .
12 Answers
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“Inner exception” (with traceback) in Python?
My background is in C# and I've just recently started programming in Python. When an exception is thrown I typically want to wrap it in another exception that adds more information, while still showing the full stack trace. It's quite easy in C#, but how do I do it in Python?
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Call a function with argument list in python
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To expand a little on the other answers:
In the line:
def wrapper(func, *args):
The * next to args means "take the rest of the parameters given and put them in a list called args".
In the line:
func(*args)
The * next t...
Semi-transparent color layer over background-image?
I have a DIV and I would like to put a pattern as background. This pattern is gray. So to make it a little more nice, I would like to put a light transparent color "layer" over. Below is what I tried but which did not work. Is there a way to put the colored layer over the background image?
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What are the disadvantages of using persistent connection in PDO
...rrent FastCGI process if you're using FastCGI, etc), not at the PHP level, and PHP doesn't tell the parent process to let the connection die when the script terminates abnormally.
If the dead script locked tables, those tables will remain locked until the connection dies or the next script that get...
How Drupal works? [closed]
...it's procedural PHP it's purely event/listener driven in its architecture, and there's no simple "flow" in the main PHP script for you to look though. I recently did a presentation on this very subject, and the slides are posted on slideshare, but a quick high-level summary may be useful.
Drupal's...
How can I remove a commit on GitHub? [duplicate]
...-i. For example, if it's your last commit, you can do git rebase -i HEAD~2 and delete the second line within the editor window that pops up.
Then, force push to GitHub by using git push origin +branchName --force
See Git Magic Chapter 5: Lessons of History - And Then Some for more information (i.e. ...
How to change the default collation of a table?
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To change the default character set and collation of a table including those of existing columns (note the convert to clause):
alter table <some_table> convert to character set utf8mb4 collate utf8mb4_unicode_ci;
Edited the answer, thanks to the prompt...
Multiple returns from a function
... is no way of returning 2 variables. Although, you can propagate an array and return it; create a conditional to return a dynamic variable, etc.
For instance, this function would return $var2
function wtf($blahblah = true) {
$var1 = "ONe";
$var2 = "tWo";
if($blahblah === true) {
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How to make an introduction page with Doxygen
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Have a look at the mainpage command.
Also, have a look this answer to another thread: How to include custom files in Doxygen. It states that there are three extensions which doxygen classes as additional documentation files: .dox, .txt and .doc. Files with...