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getting the screen density programmatically in android?
How to get the screen density programmatically in android?
19 Answers
19
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What is the difference between a deep copy and a shallow copy?
What is the difference between a deep copy and a shallow copy?
31 Answers
31
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“Unicode Error ”unicodeescape" codec can't decode bytes… Cannot open text files in Python 3 [duplica
...thon 3.1, on a windows 7 machines. Russian is the default system language, and utf-8 is the default encoding.
10 Answers
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How to split a string in shell and get the last field
Suppose I have the string 1:2:3:4:5 and I want to get its last field ( 5 in this case). How do I do that using Bash? I tried cut , but I don't know how to specify the last field with -f .
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How do I check if a Sql server string is null or empty
...ompany.Offer_Text) AS Offer_Text
FROM ...
is the most elegant solution.
And to break it down a bit in pseudo code:
// a) NULLIF:
if (listing.Offer_Text == '')
temp := null;
else
temp := listing.Offer_Text; // may now be null or non-null, but not ''
// b) ISNULL:
if (temp is null)
result :=...
How to empty a Heroku database
...or (because the database was already created using the heroku pg:reset command). But it also loads your database schema and your seeds after the error message.
You can do this with pretty much any rake command, but there are exceptions. For example, db:reset doesn't work via heroku run rake. You ha...
Git for Windows: .bashrc or equivalent configuration files for Git Bash shell
I've just installed Git for Windows and am delighted to see that it installs Bash.
12 Answers
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Avoid Android Lint complains about not-translated string
...languages? I have a bunch of strings that are common for all the languages and need no translation, so I've created an unlocalized-strings.xml file within values directory.. Running Android Lint to check for problems it keeps saying that some translations are missing.. I do not want to disable t...
jQuery removeClass wildcard
...! How can I check for two or more classes to be removed? i.e. sport-, nav- and color- ?
– lowtechsun
Feb 20 '16 at 15:09
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Does C# have an equivalent to JavaScript's encodeURIComponent()?
...agraph bold? It seems to be the most important thing to know on this page, and it needs more visibility.
– Timo
Aug 25 '16 at 15:45
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