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Set width of TextView in terms of characters

... Answering my own question... And the winner is: set the minEms attribute (android:minEms) !!! So "ems" it turns out refers to the size of the widest character, typically an "M", get it? So setting minEms to an integer value say 3, on an EditText or Text...
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Python: print a generator expression?

...rn the generator expression into a list comprehension. It's the same thing and calling list() on it. So the way to make a generator expression into a list is to put brackets around it. Detailed explanation: A generator expression is a "naked" for expression. Like so: x*x for x in range(10) Now,...
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Set transparent background of an imageview on Android

... @Harshad: Sorry, I didn't understand your answer. I don't have any RGB value, but a TextView with a background image that I want to be, say, 50% transparent. But, anyway, I found the answer here in stackoverflow: View.getBackground().setAlpha(50). Couldn't b...
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Django template how to look up a dictionary value with a variable

... Fetch both the key and the value from the dictionary in the loop: {% for key, value in mydict.items %} {{ value }} {% endfor %} I find this easier to read and it avoids the need for special coding. I usually need the key and the value in...
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What is the equivalent of “colspan” in an Android TableLayout?

I'm using a TableLayout in Android. Right now I have one TableRow with two items in it, and, below that, a TableRow with one item it it. It renders like this: ...
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server certificate verification failed. CAfile: /etc/ssl/certs/ca-certificates.crt CRLfile: none

...ut it. You need to check the web certificate used for your gitLab server, and add it to your </git_installation_folder>/bin/curl-ca-bundle.crt. To check if at least the clone works without checking said certificate, you can set: export GIT_SSL_NO_VERIFY=1 #or git config --global http.sslver...
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How to sort an IEnumerable

... .ToList(); or (if you want to later add more items to the list and keep it sorted) _components = xml.Descendants("component") .Select(c => (string)c) .Distinct() .ToList(); _components.Add("foo"); _components.Sort(); ...
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How do I run a Ruby file in a Rails environment?

... almost does what I want to do, but I'd like to just give it the file name and arguments. I'm pretty sure this is possible since I've done it before. Can someone remind me how to do this? ...
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Why does multiprocessing use only a single core after I import numpy?

...er here. It turns out that certain Python modules (numpy, scipy, tables, pandas, skimage...) mess with core affinity on import. As far as I can tell, this problem seems to be specifically caused by them linking against multithreaded OpenBLAS libraries. A workaround is to reset the task affinity us...
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how to check redis instance version?

...urrently running version though. I had upgraded a server to 3.2.8 via yum, and this command showed the new version, but the server needed to be restarted manually to launch the new version, whereas INFO correctly reported the old version. – X-Cubed Apr 13 '17 a...