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Stop handler.postDelayed()
I call multiple Handlers by new Handler().postDelayed(new Runnable().....
How can I stop it when I click on back?
4 Answer...
What's the purpose of SQL keyword “AS”?
...ll keyword. As example: JDBC 4.0. Depending of using aliases w/ 'AS cause' and w/o you will receive different behavior - see this answer stackoverflow.com/a/4271250/814304. I would like to recommend ALWAYS use the full form of semantic to avoid such issues.
– iMysak
...
How to cancel an $http request in AngularJS?
...
what should I do in case I need both a timeout and manual cancelling via promise?
– Raman Chodźka
Jul 26 '13 at 9:56
15
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What does $_ mean in PowerShell?
...he current value in the pipe line, which is called $PSItem in Powershell 3 and newer.
1,2,3 | %{ write-host $_ }
or
1,2,3 | %{ write-host $PSItem }
For example in the above code the %{} block is called for every value in the array. The $_ or $PSItem variable will contain the current value...
How to convert a double to long without casting?
... d; // x = 1234
This will be faster than going via the wrapper classes - and more importantly, it's more readable. Now, if you need rounding other than "always towards zero" you'll need slightly more complicated code.
shar...
How to filter files when using scp to copy dir recursively?
... probably recommend using something like rsync for this due to its include and exclude flags, e.g:-
rsync -rav -e ssh --include '*/' --include='*.class' --exclude='*' \
server:/usr/some/unknown/number/of/sub/folders/ \
/usr/project/backup/some/unknown/number/of/sub/folders/
Some other useful fla...
Android disable screen timeout while app is running
...
@Jayesh: You can create a baseActivity and write this code in onCreate Method and extend all activity from baseActivity.
– maryam
Apr 16 '19 at 16:30
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Executing elements inserted with .innerHTML
...e's a script that does:
exec_body_scripts: function(body_el) {
// Finds and executes scripts in a newly added element's body.
// Needed since innerHTML does not run scripts.
//
// Argument body_el is an element in the dom.
function nodeName(elem, name) {
return elem.nodeName &&am...
Gson ignoring map entries with value=null
...ing through their source code (which is again with lot of builder patterns and all).
– pinkpanther
Jul 28 '15 at 17:17
13
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ActiveRecord OR query
... do an OR query in Rails 3 ActiveRecord. All the examples I find just have AND queries.
14 Answers
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