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Will console.log reduce JavaScript execution performance?
Will use of the debugging feature console.log reduce JavaScript execution performance? Will it affect the speed of script execution in production environments?
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Why should I use an IDE? [closed]
... they mainly use it as a text editor, or if they go all out and use custom scripting, learn the commands for the relevant modes, know about code tagging and so on.
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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...
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...
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 get the application exit code from a Windows command line?
... the way .CMD and .BAT batch files set errorlevels:
An old .BAT batch script running the 'new' internal commands: APPEND, ASSOC, PATH, PROMPT, FTYPE and SET will only set ERRORLEVEL if an error occurs. So if you have two commands in the batch script and the first fails, the ERRORLEVEL will rema...
HTML5 input type range show range value
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This uses javascript, not jquery directly. It might help get you started.
function updateTextInput(val) {
document.getElementById('textInput').value=val;
}
<input type="range" name="rangeInput" min="0" max="10...