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How do I find the location of Python module sources?
...ever __file__, or trying to walk through sys.path and search for yourself, etc. (unless you need to be backward compatible beyond 2.1).
It's the inspect module—in particular, getfile or getsourcefile.
Unless you want to learn and implement the rules (which are documented, but painful, for CPytho...
static const vs #define
...he enum's typename may appear in various places in RTTI, compiler messages etc. - possibly useful, possibly obfuscation
you can't use an enumeration without the translation unit actually seeing the value, which means enums in library APIs need the values exposed in the header, and make and other tim...
A proper wrapper for console.log with correct line number?
...is called. However, you could do things like add dynamic prefixes/suffixes etc.. There are also ways to compensate for the line number issue, but thats another question i think. Check this project out for an example: github.com/arctelix/iDebugConsole/blob/master/README.md
– a...
Stop “developer tools access needs to take control of another process for debugging to continue” ale
...alling Xcode 4.2.1 worked. However, it might be easier to just patch the /etc/authorization file with the following diff.
<key>system.privilege.taskport.debug</key>
<dict>
<key>allow-root</key>
<false/>
<ke...
Best way to structure a tkinter application? [closed]
...ral style you have to code top-down, defining functions before using them, etc. With this method you don't since you don't actually create the main window until the very last step. I prefer inheriting from tk.Frame just because I typically start by creating a frame, but it is by no means necessary. ...
Best way to do multiple constructors in PHP
...class Student
{
protected $firstName;
protected $lastName;
// etc.
/**
* Constructor
*/
public function __construct() {
// allocate your stuff
}
/**
* Static constructor / factory
*/
public static function create() {
$instance = ...
How to duplicate sys.stdout to a log file?
...ty to write to multiple log files at once, or handle different log levels, etc.
These are all straightforward enough that I'm comfortable leaving them as exercises for the reader. The key insight here is that print just calls a "file-like object" that's assigned to sys.stdout.
...
open read and close a file in 1 line of code
...re information.
>>> from pathlib import Path
>>> (Path("/etc") / "hostname").read_text()
'dev1.example\n'
On Python 27 install backported pathlib or pathlib2
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MIN and MAX in C
...tion provided by dreamlax.
On Debian:
$ uname -sr
Linux 2.6.11
$ cat /etc/debian_version
5.0.2
$ egrep 'MIN\(|MAX\(' /usr/include/sys/param.h
#define MIN(a,b) (((a)<(b))?(a):(b))
#define MAX(a,b) (((a)>(b))?(a):(b))
$ head -n 2 /usr/include/sys/param.h | grep GNU
This file is part of th...
How do I check if a number evaluates to infinity?
...y that's an obscure case, and anyone who decides to redefine Infinity, NaN etc should expect odd things to happen.)
– LukeH
Jan 18 '11 at 13:49
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