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UITextField - capture return button event
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@Praxiteles This can now be done in storyboard without requiring delegation please check answer below.
– Blake Lockley
Feb 27 '18 at 23:20
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I can’t find the Android keytool
...r your certificate's MD5 fingerprint. Wtf is that, you might say. I don't know, but just do what I say and your Android app doesn't get hurt.
Go to Start>Run and type cmd to open up a command prompt. You need to navigate to the directory with the keytool.exe file, which might be in a slightly di...
When to Redis? When to MongoDB? [closed]
What I want is not a comparison between Redis and MongoDB. I know they are different; the performance and the API is totally different.
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What's a quick way to comment/uncomment lines in Vim?
...VISUAL BLOCK mode.
Then using the arrow key and select until the last line
Now press ShiftI, which will put the editor in INSERT mode and then press #. This will add a hash to the first line.
Then press Esc (give it a second), and it will insert a # character on all other selected lines.
For the...
Django rest framework nested self-referential objects
...tionships is something that needs to be added.
Edit: Note that there is now a third-party package available that specifically deals with this kind of use-case. See djangorestframework-recursive.
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How do I commit case-sensitive only filename changes in Git?
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Don't forget to give the full file path. Obvious, I know, but got me for a while
– rickrizzo
Aug 15 '17 at 16:03
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Understanding FFT output
... as sqrt (real * real + imag * imag). This number will always be positive. Now all you have to search is for the maximum value (ignore the first entry in your array. That is your DC offset and carries no frequency dependent information).
You get 32 real and 32 imaginary outputs because you are usin...
100% Min Height CSS layout
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Since it is no longer in the normal flow, padding-bottom of #content
now provides the space for the absolute #footer. This padding is
included in the scrolled height by default, so that the footer will
never overlap the above content.
Scale the text size a bit or resize your browser w...
diff current working copy of a file with another branch's committed copy
...branch. I switched to bar branch and made some changes to foo . How can I now run a git diff between this copy (which isn't committed yet) and the copy of the master branch?
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Which MySQL data type to use for storing boolean values
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This is very clever! I used to write clever code, now I avoid it like the plague. I now want my code to have crystal clear intent, not just correct behaviour. My advice? Only do this if you want to confuse anyone who has to support the code/database. For instance, in PHP bot...