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Make sure only a single instance of a program is running
...ode version is available singleton.py. Please file bugs here.
You can install tend using one of the following methods:
easy_install tendo
pip install tendo
manually by getting it from http://pypi.python.org/pypi/tendo
sh...
Finding Number of Cores in Java
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edited Nov 17 '11 at 9:03
answered Jan 21 '11 at 13:58
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Mail multipart/alternative vs multipart/mixed
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I hit this challenge today and I found these answers useful but not quite explicit enough for me.
Edit: Just found the Apache Commons Email that wraps this up nicely, meaning you don't need to know below.
If your requirement is an emai...
How to determine whether a given Linux is 32 bit or 64 bit?
...wk '{print $2}'
Note: you can have a 64-bit CPU with a 32-bit kernel installed.
(as ysdx mentions in his/her own answer, "Nowadays, a system can be multiarch so it does not make sense anyway. You might want to find the default target of the compiler")
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Doing something before program exit
...t this works great for normal termination of the script, but it won't get called in all cases (e.g. fatal internal errors).
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How do I make an http request using cookies on Android?
...ookies when I make subsequent requests). It'd be nice to preserve any and all cookies, but really the only one I care about is the session cookie.
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How do you print in a Go test using the “testing” package?
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Command go
Description of testing flags
-v
Verbose output: log all tests as they are run. Also print all
text from Log and Logf calls even if the test succeeds.
Package testing
func (*T) Log
func (c *T) Log(args ...interface{})
Log formats its arguments using default ...
How to perform file system scanning
... will not work for release versions of GO in the near future.
There's actually a function in the standard lib just for this: filepath.Walk.
package main
import (
"path/filepath"
"os"
"flag"
)
type visitor int
// THIS CODE NO LONGER WORKS, PLEASE SEE ABOVE
func (v visitor) VisitDir(p...
Get path from open file in Python
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How to write binary data to stdout in python 3?
... using IDLE.
– Artyer
May 21 '17 at 11:41
Messes up order of writes when writing to stderr if using along with print(f...