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How to check visibility of software keyboard in Android?
I need to do a very simple thing - find out if the software keyboard is shown. Is this possible in Android?
42 Answers
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Permission denied on accessing host directory in Docker
...then I can not access it from within the container, even if the access permissions look good.
11 Answers
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What is the difference between BIT and TINYINT in MySQL?
In which cases would you use which? Is there much of a difference? Which I typically used by persistence engines to store booleans?
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Use 'class' or 'typename' for template parameters? [duplicate]
...hen defining a function template or class template in C++, one can write this:
10 Answers
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Passing properties by reference in C#
...s cannot be passed by reference. Here are a few ways you can work around this limitation.
1. Return Value
string GetString(string input, string output)
{
if (!string.IsNullOrEmpty(input))
{
return input;
}
return output;
}
void Main()
{
var person = new Person();
p...
Is it possible to change a UIButtons background color?
This one has me stumped.
16 Answers
16
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How to get the focused element with jQuery?
...nt.activeElement;
// Does the element have focus:
var hasFocus = $('foo').is(':focus');
// No jQuery:
elem === elem.ownerDocument.activeElement;
Which one should you use? quoting the jQuery docs:
As with other pseudo-class selectors (those that begin with a ":"), it is recommended to precede...
How can I pad a value with leading zeros?
What is the recommended way to zerofill a value in JavaScript? I imagine I could build a custom function to pad zeros on to a typecasted value, but I'm wondering if there is a more direct way to do this?
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
...nd that I'll be performing calculations on lat / long pairs, what datatype is best suited for use with a MySQL database?
21...
Check if table exists without using “select from”
Is there a way to check if a table exists without selecting and checking values from it?
17 Answers
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