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How to remove all the null elements inside a generic list in one go?
Is there a default method defined in .Net for C# to remove all the elements within a list which are null ?
7 Answers
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How can foreign key constraints be temporarily disabled using T-SQL?
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If you want to disable all constraints in the database just run this code:
-- disable all constraints
EXEC sp_MSforeachtable "ALTER TABLE ? NOCHECK CONSTRAINT all"
To switch them back on, run: (the print is optional of course and it is just list...
Create Pandas DataFrame from a string
...f you need code that is compatible with both Python 2 and 3, you can optionally also use from pandas.compat import StringIO, noting that it's the same class as the one that comes with Python.
– Acumenus
Sep 27 '17 at 17:32
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Twitter Bootstrap alert message close and open again
I have a problem with alert messages. It is displayed normally, and I can close it when the user presses x (close), but when the user tries to display it again (for example, click on the button event) then it is not shown. (Moreover, if I print this alert message to console, it is equal to [] .) ...
d3 axis labeling
...eet to style these labels as you like, either together (.label) or individually (.x.label, .y.label).
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Difference between android.app.Fragment and android.support.v4.app.Fragment
...lass in the android support library, which is a compatibility package that allows you to use some of the newer features of Android on older versions of Android.
android.app.Fragment is the Fragment class in the native version of the Android SDK. It was introduced in Android 3 (API 11).
If you want...
jQuery.click() vs onClick
...{ is better as it follows standard event registration model. (jQuery internally uses addEventListener and attachEvent).
Basically registering an event in modern way is the unobtrusive way of handling events. Also to register more than one event listener for the target you can call addEventListener...
jQuery document.ready vs self calling anonymous function
....ready(function(){ ... }); or short $(function(){...});
This Function is called when the DOM is ready which means, you can start to query elements for instance. .ready() will use different ways on different browsers to make sure that the DOM really IS ready.
(function(){ ... })();
That is nothing ...
Android Facebook style slide
...ough the transparent View.
The code is here, and the bottom two buttons (called HorzScrollWithListMenu and HorzScrollWithImageMenu) in the Launch activity show the best menus I could come up with:
Android sliding menu demo
Screenshot from emulator (mid-scroll):
Screenshot from device (full-scr...
How to branch with TortoiseHG
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As shown in the docs, all you should need to do is just click on the branch: default button near the top of the commit dialog, and change to a new branch name.
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