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Convert date to datetime in Python
Is there a built-in method for converting a date to a datetime in Python, for example getting the datetime for the midnight of the given date? The opposite conversion is easy: datetime has a .date() method.
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Undo part of unstaged changes in git
...for selecting lines directly to revert, as -p can be a bit clumsy to use sometimes. I use Magit, an Emacs mode that is very helpful for working with Git. In Magit, you can run magit-status, find the diffs for the changes that you want to revert, select the lines you wish to revert (or simply put the...
Don't reload application when orientation changes
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There are generally three ways to do this:
As some of the answers suggested, you could distinguish the cases of your activity being created for the first time and being restored from savedInstanceState. This is done by overriding onSaveInstanceState and checking the parame...
Why are const parameters not allowed in C#?
... looks strange especially for C++ developers. In C++ we used to mark a parameter as const in order to be sure that its state will not be changed in the method. There are also other C++ specific reasons, like passing const ref in order to pass by ref and be sure that state will not be changed. Bu...
Finding duplicate values in MySQL
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Do a SELECT with a GROUP BY clause. Let's say name is the column you want to find duplicates in:
SELECT name, COUNT(*) c FROM table GROUP BY name HAVING c > 1;
This will return a result with the name value in the first column, and a count of how many times that value...
Why does Javascript getYear() return 108?
...2000 instead of 100.
Your browser gives the following years with these two methods:
* The year according to getYear(): 108
* The year according to getFullYear(): 2008
There are also implementation differences between Internet Explorer and Firefox, as IE's implementation of getYear() was changed to...
Git says “Warning: Permanently added to the list of known hosts”
Every time I use git to interact with a remote, such as when pulling or pushing, I am shown the following message:
15 Answe...
setMaxResults for Spring-Data-JPA annotation?
...ng to incorporate Spring-Data-JPA into my project.
One thing that confuses me is how do I achieve setMaxResults(n) by annotation ?
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Unsafe JavaScript attempt to access frame with URL
... the below error when i try to set a hash value to the parent url from iframe which contains another domain url:
6 Answers
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How do I delete an Azure storage account containing a leased blob?
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The key to the solution is the message that the container has an active disk artifact and the advice to remove it from the repository.
The procedure to remove the disk image from the blob repository is:
Go to the Windows Azure Management Portal.
Click o...