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Where in a virtualenv does the custom code go?
...
If you only have a few projects every so often, nothing stops you from creating a new virtualenv for each one, and putting your packages right inside:
/foobar
/bin
{activate, activate.py, easy_install, python}
/include
{python2.6/...}
/lib
{python2.6/...}
/mypackage1
...
What is the proper way to test if a parameter is empty in a batch file?
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From IF /?:
If Command Extensions are enabled IF
changes as follows:
IF [/I] string1 compare-op string2 command
IF CMDEXTVERSION number command
IF DEFINED variable command
......
The DEFINED conditional work...
css3 transition animation on load?
... navigation menu sliding into place using CSS3 only:
@keyframes slideInFromLeft {
0% {
transform: translateX(-100%);
}
100% {
transform: translateX(0);
}
}
header {
/* This section calls the slideInFromLeft animation we defined above */
animation: 1s ease-out 0s 1 slideInF...
Is pass-by-value a reasonable default in C++11?
...advantage that the caller can use foo like so:
T lval;
foo(lval); // copy from lvalue
foo(T {}); // (potential) move from prvalue
foo(std::move(lval)); // (potential) move from xvalue
and only minimal work is done. You'd need two overloads to do the same with references, void foo(T const&); a...
How to show particular image as thumbnail while implementing share on Facebook?
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From Facebook's spec, use a code like this:
<meta property="og:image" content="http://siim.lepisk.com/wp-content/uploads/2011/01/siim-blog-fb.png" />
Source: Facebook Share
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Is it okay to use now?
...n a mobile phone web app and I have several text fields that could benefit from <input type="tel"/> . iPhones will adjust the keyboard for the user, but I'm worried about breaking backwards compatibility. What I'm hoping is that browsers/phone that support this can assist the user and other b...
How to play audio?
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Notice that from april 2018 on Chrome will not play audio files unless the user has at least clicked once in the document. See here.
– Nils Lindemann
Aug 27 '18 at 21:46
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What are deferred objects?
..."); })
.complete(function() { alert("complete"); });
Working Example From Eric Hynds blog post: http://jsfiddle.net/ehynds/Mrqf8/
jqXHR
As of jQuery 1.5, the $.ajax() method returns the jXHR object, which is a superset of the XMLHTTPRequest object. For more information, see thejXHR section of...
How do I clear the std::queue efficiently?
...).
In one scenario, I want to clear the queue in one shot( delete all jobs from the queue).
I don't see any clear method available in std::queue class.
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How to “return an object” in C++?
...), and find what you can do to fix it. It likely won't be returning things from functions.
That said, if you're dead set on writing like that, you'd probably want to do the out parameter. It avoids dynamic memory allocation, which is safer and generally faster. It does require you have some way t...