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Automatically remove Subversion unversioned files
...ve-unversioned
Before that, I use this python script to do that:
import os
import re
def removeall(path):
if not os.path.isdir(path):
os.remove(path)
return
files=os.listdir(path)
for x in files:
fullpath=os.path.join(path, x)
if os.path.isfile(fullpat...
Replace only some groups with Regex
...Group Index and Length properties of a matched group.
var text = "example-123-example";
var pattern = @"-(\d+)-";
var regex = new RegEx(pattern);
var match = regex.Match(text);
var firstPart = text.Substring(0,match.Groups[1].Index);
var secondPart = text.Substring(match.Groups[1].Index + matc...
How do I get the list of keys in a Dictionary?
...g, int> data = new Dictionary<string, int>();
data.Add("abc", 123);
data.Add("def", 456);
foreach (string key in data.Keys)
{
Console.WriteLine(key);
}
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Java; String replace (using regular expressions)?
...answered Jul 23 '16 at 21:52
vit123vit123
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...
Installing PG gem on OS X - failure to build native extension
...any others have had problems installing the pg gem. None of the solutions posed for others have worked for me.
15 Answers
...
TypeError: ObjectId('') is not JSON serializable
...
123
You should define you own JSONEncoder and using it:
import json
from bson import ObjectId
cl...
Why does GCC generate 15-20% faster code if I optimize for size instead of speed?
...he tendency to generate noticeably faster code if I optimize for size ( -Os ) instead of speed ( -O2 or -O3 ), and I have been wondering ever since why.
...
How do I check OS with a preprocessor directive?
...
The Predefined Macros for OS site has a very complete list of checks. Here are a few of them, with links to where they're found:
Windows
_WIN32 Both 32 bit and 64 bit
_WIN64 64 bit only
Unix (Linux, *BSD, Mac OS X)
See this relate...
Find full path of the Python interpreter?
...will return the correct full binary path via sys.executable. Perhaps your OS or Python version behaves slightly differently.
– kevinarpe
May 22 '15 at 12:56
28
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Double vs single quotes
...ring:
This regex pattern will work because passed within single-quotes:
"123 ABC".match('\d')
=> #<MatchData "1">
This regex pattern will fail because passed within double-quotes (you would have to double-escape it to get it to work):
"123 ABC".match("\d")
=> nil
...