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How to handle back button in activity
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Yes, does anyone know how to do it from a fragment
– James Wierzba
Dec 6 '15 at 3:01
3
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Retrieve the position (X,Y) of an HTML element relative to the browser window
... If you need it relative to another element, simply subtract one rectangle from the other:
var bodyRect = document.body.getBoundingClientRect(),
elemRect = element.getBoundingClientRect(),
offset = elemRect.top - bodyRect.top;
alert('Element is ' + offset + ' vertical pixels from <bod...
What is the difference between const_iterator and non-const iterator in the C++ STL?
... method signatures.
Much like const and non-const, you can convert easily from non-const to const, but not the other way around:
std::vector<int> v{0};
std::vector<int>::iterator it = v.begin();
// non-const to const.
std::vector<int>::const_iterator cit = it;
// Compile time e...
What does `void 0` mean? [duplicate]
...f (typeof options.something === 'undefined') which I previously remembered from SO being the safe pattern for checking for undefinedness?
– Sam
Feb 14 '13 at 7:39
4
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Subclassing a Java Builder class
...isObject;
}
}
}
Then, you can call the methods in any order, from any of the classes in the hierarchy:
public class Demo {
LeafClass leaf = new LeafClass.Builder().baz(2).foo(1).bar(3).build();
}
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Optimizing away a “while(1);” in C++0x
...on for controlling expressions that are constant expressions which differs from C++ and makes your specific example well-defined in C11.
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OAuth secrets in mobile apps
When using the OAuth protocol, you need a secret string obtained from the service you want to delegate to. If you are doing this in a web app, you can simply store the secret in your data base or on the file system, but what is the best way to handle it in a mobile app (or a desktop app for that mat...
Executing Batch File in C#
...ized as an internal or external command, program or batchfile" (Translated from dutch) Which is odd. Because when i run txtmanipulator from the commandline it executes perfectly.
– Wessel T.
Apr 1 '11 at 22:42
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Sort Go map values by keys
... the iteration order is
not specified and is not guaranteed to be the same from one iteration
to the next. Since Go 1 the runtime randomizes map iteration order, as
programmers relied on the stable iteration order of the previous
implementation. If you require a stable iteration order you must
maint...
Is there hard evidence of the ROI of unit testing?
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The bean counters couldn't tell a unit test from the rest of the code if their lives depended on it. I support the suggestion to just do it. There's one caveat, though: If you are not alone, you need your fellow developers to embrace this practice. If not, they will un...