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Getting current device language in iOS?
...n of the device - not the currently selected language. These are often one and the same. However, if I am in North America and I set my language to Japanese, my region will still be English (United States). In order to retrieve the currently selected language, you can do:
NSString * language = [[NS...
Computed / calculated / virtual / derived columns in PostgreSQL
... Postgres 11 generated columns are not supported - as defined in the SQL standard and implemented by some RDBMS including DB2, MySQL and Oracle. Nor the similar "computed columns" of SQL Server.
STORED generated columns are introduced with Postgres 12. Trivial example:
CREATE TABLE tbl (
int1 ...
How to set target hosts in Fabric file
I want to use Fabric to deploy my web app code to development, staging and production servers. My fabfile:
15 Answers
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How to set up tmux so that it starts up with specified windows opened?
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@AhmadYoosofan, The vim there stands for the command that is to be executed in the first (and at that time only) pane of the window. If you instead want to name the session 'vim' then yes, you're right, you got to use the -s flag. Whole syntax: tmux new-se...
count vs length vs size in a collection
From using a number of programming languages and libraries I have noticed various terms used for the total number of elements in a collection.
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Populating a ListView using an ArrayList?
My Android app needs to populate the ListView using the data from an ArrayList .
5 Answers
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How to do relative imports in Python?
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I don't understand: where is the answer here? How can one import modules in such a directory structure?
– Tom
Sep 29 '12 at 16:34
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Get string character by index - Java
...letter); // Prints f
If you want more information on the Character class and the toString method, I pulled my info from the documentation on Character.toString.
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Java String to SHA1
I'm trying to make a simple String to SHA1 converter in Java and this is what I've got...
12 Answers
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Best way to give a variable a default value (simulate Perl ||, ||= )
... I thought Mariano was pulling our legs but nope, it's a thing <=> and pretty accurate to boot!
– HPWD
Jun 14 '18 at 23:32
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