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How to use setInterval and clearInterval?
...ns a handle you can use to cancel it via clearTimeout before it fires that one time if appropriate.)
setTimeout(drawAll, 20);
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How to remove a key from HashMap while iterating over it? [duplicate]
...remove();
}
}
With Java 1.8 and onwards you can do the above in just one line:
testMap.entrySet().removeIf(entry -> "Sample".equalsIgnoreCase(entry.getValue()));
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Is there a way to rollback my last push to Git? [duplicate]
...hard HEAD@{1}
git push -f
git reset --hard HEAD@{1}
( basically, go back one commit, force push to the repo, then go back again - remove the last step if you don't care about the commit )
Without doing any changes to your local repo, you can also do something like:
git push -f origin <sha_of_...
Remove background drawable programmatically in Android
...in an onClick event, but need a visible button to show before your toggled ones take over (because nothing will show until the click event happens, so when it does, you can use setBackgroundResource(0) to remove your earlier "set" button drawable).
– Azurespot
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What’s the purpose of prototype? [duplicate]
...e;
}
The function does not have to be re-created each time; it exists in one place in the prototype. So when you call someAnimal.set_name("Ubu"); the this context will be set to someAnimal and (the one and only) set_name function will be called.
There is one advantage to using the first synta...
New transaction is not allowed because there are other threads running in the session LINQ To Entity
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What's happening is that you're using one SQL connection to iterate over a collection of DB entities, then using another connection to save changes. This happens because your classes are basically "married" to one instance of your db connection and cannot be chan...
“while :” vs. “while true” [duplicate]
... It's true. i=0; time while true; do ((i++>100000)) && break; done takes slightly longer than the colon version.
– Paused until further notice.
May 29 '12 at 12:50
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Accessing clicked element in angularjs
...lving this problem. With AngularJS the focus is on the model manipulation. One would mutate a model and let AngularJS figure out rendering.
The AngularJS-way of solving this problem (without using jQuery and without the need to pass the $event argument) would be:
<div ng-controller="AdminContro...
How to delete a column from a table in MySQL
...columns, you have to separate them by commas and include the DROP for each one.
ALTER TABLE tbl_Country
DROP COLUMN IsDeleted,
DROP COLUMN CountryName;
This allows you to DROP, ADD and ALTER multiple columns on the same table in the one statement. From the MySQL reference manual:
You can ...
Tool to compare directories (Windows 7) [closed]
...t the downloads are hosted on SourceForge which cannot be trusted anymore. One of the many articles describing their fall from grace: howtogeek.com/218764/…
– Pooks
Aug 25 '15 at 7:43
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