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What does iterator->second mean?
...h of X objects, right? But if you have a std::map<X, Y>, what it actually stores is a whole bunch of std::pair<const X, Y>s. That's exactly what a map is - it pairs together the keys and the associated values.
When you iterate over a std::map, you're iterating over all of these std::pai...
Responsive website zoomed out to full width on mobile
...ar and I have a demo website. When I resize the browser on a desktop, it all works fine including the nav bar which become collapsible menu with a small icon on the top which I can click to see more menu buttons.
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Handler is abstract ,cannot be instantiated
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@Glenn--, srsly, this just solved all manner of other errors in my code. ++ to this answer!
– Joel Balmer
Mar 12 '14 at 22:28
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jQuery form serialize - empty string
...led. Those inputs will not show up in the serialized string. In my case, all form inputs had values but were disabled, resulting in an empty string being returned.
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How do I create a Python function with optional arguments?
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Try calling it like: obj.some_function( '1', 2, '3', g="foo", h="bar" ). After the required positional arguments, you can specify specific optional arguments by name.
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What's the difference of $host and $http_host in Nginx
...e module but you won't find it with that name because it is defined generically as $http_HEADER (ref).
$http_HEADER
The value of the HTTP request header HEADER when converted to lowercase and with 'dashes' converted to 'underscores', e.g. $http_user_agent, $http_referer...;
Summarizing:
$http_...
Purpose of asterisk before a CSS property
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All browsers but IE ignore the rules. It's known as the star hack. I think IE7 will ignore the rules in standards mode.
In this case, the font rule is set and then overridden for IE 6 and sometimes 7.
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could not resolve host github.com error while cloning remote repository in git
...me/password -- in clear in the proxy URL, see below)
Note the NO_PROXY, to allow to access internal site to your company
You also can register that in your git config:
git config --global http.proxy http://<login_internet>:<password_internet>@aproxy:aport
But if you have incorrect proxy...
In Python, how to display current time in readable format
...e.g., -0400. %Z gives you current timezone name (or abbreviation) automatically. Python doesn't support %l, you could use %I instead.
– jfs
Dec 14 '13 at 19:30
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Difference between Activity and FragmentActivity
...compatibility with older versions of Android, but other than that, there really isn't much of a difference between the two. Just make sure you change all calls to getLoaderManager() and getFragmentManager() to getSupportLoaderManager() and getSupportFragmentManager() respectively.
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