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What does %s mean in a python format string?
...this code do?...
This is fairly standard error-checking code for a Python script that accepts command-line arguments.
So the first if statement translates to: if you haven't passed me an argument, I'm going to tell you how you should pass me an argument in the future, e.g. you'll see this on-scre...
Git Symlinks in Windows
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helo ken. would you mind sharing your script that checksfor symlink text files and replaces them with symlinks on windows using mklink. while this actually works for us the --assume-unchanged part doesn't. on switching to another branch git says the symlink files...
How can I measure the speed of code written in PHP? [closed]
...ice if you want to identify which function takes lots of time in an entire script, is to use :
The Xdebug extension, to generate profiling data for the script
Software that read the profiling data, and presents you something readable. I know three of those :
Webgrind ; web interface ; should wor...
Debugging sqlite database on the device
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I use this shell script on my MAC, that copies database directly to my home folder. Easy one click solution, just change package name (com.example.app) and database name (database.sqlite)
Simple Script
#!/bin/bash
adb -d shell 'run-as com.e...
How do you performance test JavaScript code?
...Sometimes the difference is HUGE and worth knowing.
You could just use javascript timers. But I typically get much more consistent results using the native Chrome (now also in Firefox and Safari) devTool methods console.time() & console.timeEnd()
Example of how I use it:
var iterations = 1000000...
How to redirect output of an already running process [duplicate]
...and or to redirect only stdout or stderr.
The tool also provides relink, a script allowing to redirect the outputs to the current terminal:
relink PID
relink PID | grep usefull_content
(reredirect seems to have same features than Dupx described in another answer but, it does not depend on Gdb).
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How do I write a Firefox Addon? [closed]
... the Add-on Builder to be a great start also. You go right to tweaking JavaScript and seeing what happens:
https://addons.mozilla.org/en-US/developers/tools/builder
You are also really going to want to be able to debug, you have two choices for that:
ChromeBug - Which gives you FireBug for Firefox ...
R.exe, Rcmd.exe, Rscript.exe and Rterm.exe: what's the difference?
...he difference between R.exe (with or without CMD BATCH option), Rcmd.exe, Rscript.exe and Rterm.exe when running command line in a batch file?
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How can I print each command before executing? [duplicate]
What is the best way to set up a Bash script that prints each command before it executes it?
4 Answers
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What is the difference between pylab and pyplot? [duplicate]
...yplot interface is generally preferred for non-interactive plotting (i.e., scripting). The pylab interface is convenient for interactive calculations and plotting, as it minimizes typing. Note that this is what you get if you use the ipython shell with the -pylab option, which imports everything fro...