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Checking for empty queryset in Django
...uerySet anyway it's better to use:
if orgs:
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For more information read QuerySet.exists() documentation.
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Windows equivalent of the 'tail' command
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any way to use it as a filter? (eg. reading stdin instead of file)
– eadmaster
Apr 22 '16 at 3:27
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Parsing JSON array into java.util.List with Gson
...In your case yourJson is a JsonElement, but it could also be a String, any Reader or a JsonReader.
You may want to take a look at Gson API documentation.
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Is There a Better Way of Checking Nil or Length == 0 of a String in Ruby?
... For most people the first option will be completely acceptable, and reads well.
– amrcus
Jan 24 '14 at 1:32
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How to remove RVM (Ruby Version Manager) from my system
...rce /etc/profile.d/sm.sh
source /etc/profile.d/rvm.sh
/etc/profile is a read-only file so use:
sudo vim /etc/profile
And after making the change write using a bang!
:w!
Finally re-login/restart your terminal.
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What does MVW stand for?
... @FrançoisWahl: I said the same thing to myself not five seconds before reading your comment. MV* probably would have been more immediately obvious to the vast majority of software developers who are likely already familiar with the ubiquitous wildcard '*' convention.
– Davi...
Display current time in 12 hour format with AM/PM
...Code snippet :
DateFormat dateFormat = new SimpleDateFormat("hh:mm a");
Read more on documentation - SimpleDateFormat java 7
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How to find the type of an object in Go?
...y answer to include a slice of strings. Reflect works for any type. Please read the docs: golang.org/pkg/reflect & blog.golang.org/laws-of-reflection should be enough, although there are many SO questions related to reflection in Go that should help you out as well.
– Inter...
Get absolute path of initially run script
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This solution works but it's worth mentioning that, reading the documentation, there is no mention that the initially run script's path is the first item of the array returned by get_included_files(). I suggest to store __FILE__ into a constant at the beginning of the script m...
How to put space character into a string name in XML?
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As already mentioned the correct way to have a space in an XML file is by using \u0020 which is the unicode character for a space.
Example:
<string name="spelatonertext3">-4,\u00205,\u0020-5,\u00206,\u0020-6</string>...