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PHP substring extraction. Get the string before the first '/' or the whole string
...using the limit parameter to explode so that php won't scan the string any more than what's needed.
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What is this crazy C++11 syntax ==> struct : bar {} foo {};?
...finition
struct foo { foo() { cout << "!"; } } instance; // so much more
// Output: "!"
Let's combine the examples, and recall that we can define a UDT that has no name:
struct { virtual void f() = 0; } instance; // unnamed abstract type
// error: cannot declare variable 'instance' to be o...
jQuery: Test if checkbox is NOT checked
... trouble figuring this out. I have two checkboxes (in the future will have more):
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When to use inline function and when not to use it?
...tions are good candidates for inline: faster code and smaller executables (more chances to stay in the code cache)
the function is small and called very often
don't:
large functions: leads to larger executables, which significantly impairs performance regardless of the faster execution that resu...
What's the difference between an exclusive lock and a shared lock?
...cher waits for them to finish reading before she clears the board to write more => If one or more shared locks already exist, exclusive locks cannot be obtained.
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How can I properly handle 404 in ASP.NET MVC?
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What does a colon following a C++ constructor name do? [duplicate]
...h happens to be empty in your example) is executed. Inside it you could do more assignments, but once you have entered it all the fields have already been initialized - either to random, unspecified values, or to the ones you chose in your initialization list. This means the assignments you do in th...
Easy way to prevent Heroku idling?
...ll ping your site twice per minute, thus preventing the dyno from idling.
More or less the same solution as Jesse but maybe more integrated to Heroku... And with a few perks (performance monitoring is just great).
Note: to all those saying it doesn't work: the important part in my answer is "...
Handler vs AsyncTask vs Thread [closed]
...ding issues, you should first check out ReactiveX/RxAndroid for a possibly more appropriate programming pattern. A very good resource for getting an overview is Learning RxJava 2 for Android by example.
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Using Auto Layout in UITableView for dynamic cell layouts & variable row heights
...!) of your constraints would need to look like:
You can imagine that as more text is added to the multi-line body label in the example cell above, it will need to grow vertically to fit the text, which will effectively force the cell to grow in height. (Of course, you need to get the constraints ...