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Check if passed argument is file or directory in Bash
I'm trying to write an extremely simple script in Ubuntu which would allow me to pass it either a filename or a directory, and be able to do something specific when it's a file, and something else when it's a directory. The problem I'm having is when the directory name, or probably files too, has s...
Checking from shell script if a directory contains files
...xCraft's article posted in 2007. Add 2>/dev/null to suppress the output error "No such file or directory".
See also Andrew Taylor's answer (2008) and gr8can8dian's answer (2011).
if [ -n "$(ls -A your/dir 2>/dev/null)" ]
then
echo "contains files (or is a file)"
else
echo "empty (or does ...
How can I check the system version of Android?
...w how can I check the system version (e.g. 1.0 , 2.2 , etc.) programatically?
13 Answers
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Sass Variable in CSS calc() function
I'm trying to use the calc() function in a Sass stylesheet, but I'm having some issues. Here's my code:
7 Answers
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Is there an API to get bank transaction and bank balance? [closed]
...o longer works with Chase for some odd reason (just returns an unspecified error, doesn't even get OFX XML back...)
– Michael
Jul 12 '16 at 22:59
5
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Cleaner way to update nested structures
...Person = Person(bill,21)
scala> lens[Person].namexx(()) // Compilation error
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This app won't run unless you update Google Play Services (via Bazaar)
...ration:
On the other versions I could not configure because of various errors when I installed the necessary applications.
2) Start the emulator and install the following applications:
GoogleLoginService.apk
GoogleServicesFramework.apk
Phonesky.apk
You can do this with following commands:
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How to create border in UIButton?
...om button in my app named "addButton" and I want to border it with white color how can i get the white color border around my custom button?
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Jquery live() vs delegate() [duplicate]
I've read some posts here and elsewhere on the web about the differences between live() and delegate() . However I haven't found the answer I'm looking for (if this is a dupe please tell me).
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What does the 'b' character do in front of a string literal?
...tring?
– Jesse Webb
Jun 7 '11 at 19:05
5
@Gweebz - if you're actually typing out a string in a pa...