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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).
...
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...
Why is it a bad practice to return generated HTML instead of JSON? Or is it?
...
I'm a bit on both sides, actually :
When what I need on the javascript side is data, I use JSON
When what I need on the javascript side is presentation on which I will not do any calculation, I generally use HTML
The main advantage of using HTML is when you want to replace a full portio...
HTML5 Canvas vs. SVG vs. div
...
The short answer:
SVG would be easier for you, since selection and moving it around is already built in. SVG objects are DOM objects, so they have "click" handlers, etc.
DIVs are okay but clunky and have awful performance loading at large num...
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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How to get the browser language using JavaScript [duplicate]
...
Try this script to get your browser language
<script type="text/javascript">
var userLang = navigator.language || navigator.userLanguage;
alert ("The language is: " + userLang);
</script>
Cheers
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Create SQLite Database and table [closed]
...Lite DLL's
You can find the NuGet way here:
NuGet
Up next is the create script.
Creating a database file:
SQLiteConnection.CreateFile("MyDatabase.sqlite");
SQLiteConnection m_dbConnection = new SQLiteConnection("Data Source=MyDatabase.sqlite;Version=3;");
m_dbConnection.Open();
string sql = "c...