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Practical usage of setjmp and longjmp in C
...n me where exactly setjmp() and longjmp() functions can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases.
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Calculate age given the birth date in the format YYYYMMDD
...y the most accurate, as it doesn't rely on the time of day.
Benchmarks: http://jsperf.com/birthday-calculation/15
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Adding information to an exception?
...essage + ' happens at %s' % arg1)
bar('arg1')
Traceback (most recent call last):
File "test.py", line 13, in <module>
bar('arg1')
File "test.py", line 11, in bar
raise type(e)(e.message + ' happens at %s' % arg1)
IOError: Stuff happens at arg1
Update 1
Here's a slight modif...
Can I specify multiple users for myself in .gitconfig?
...
You can manually edit those config files with git config --edit and git config --global --edit. And in case you missed Abizern’s comment, a repository’s config file is at <repo-root>/.git/config.
– Rory O'...
How do you mock out the file system in C# for unit testing?
...
My recommendation is to use http://systemwrapper.codeplex.com/
as it provides wrappers for mostly used types in System namespace
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Test for existence of nested JavaScript object key
...bj /*, level1, level2, ... levelN*/) {
var args = Array.prototype.slice.call(arguments, 1);
for (var i = 0; i < args.length; i++) {
if (!obj || !obj.hasOwnProperty(args[i])) {
return false;
}
obj = obj[args[i]];
}
return true;
}
var test = {level1:{level2:{level3:'leve...
Is there a way to filter network requests using Google Chrome developer tools?
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You can also filter by http status code and other features as well, like: domain, has-response-header, is, larger-than, method, mime-type, scheme, set-cookie-name, set-cookie-value, set-cookie-domain, status-code, and you can filter by multiple at ...
Use 'import module' or 'from module import'?
...eadability: Any name conflicts will show themselves in (unit) testing. But all the names you use from the imported module will be bare, with nary a hint were they come from. I absolutely loathe "import *".
– Jürgen A. Erhard
Dec 26 '09 at 19:59
...
Find current directory and file's directory [duplicate]
...tive to the current working directory and is not changed by an os.chdir() call.)
To get the current working directory use
import os
cwd = os.getcwd()
Documentation references for the modules, constants and functions used above:
The os and os.path modules.
The __file__ constant
os.path.rea...
Rails render partial with block
...ome content to be rendered inside the partial</p>
</div>
See http://api.rubyonrails.org/classes/ActionView/Helpers/CaptureHelper.html
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