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What's the difference between [ and [[ in Bash? [duplicate]
...g line for your script if you use double brackets.
See also
Bash FAQ - "What is the difference between test, [ and [[ ?"
Bash Practices - Bash Tests
Server Fault - What is the difference between double and single brackets in bash?
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Deleting a resource using http DELETE
...the DELETE verb in Http is idempotent, when I issue the following request, what should happen the second (or third, or fourth, etc...)?
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What is the best method of handling currency/money?
... :converter => Proc.new { |value| Money.new(value) }
# ...
What you'll get:
Without any extra changes, all of your forms will show dollars and cents, but the internal representation is still just cents. The forms will accept values like "$12,034.95" and convert it for you. There's ...
What is the Windows equivalent of the diff command?
...s works if I have something like "abd" and "abc". Not otherwise. Any ideas what I can use for this?
13 Answers
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Database, Table and Column Naming Conventions? [closed]
... backwards. "TableOfInvoices" should be shortened to "Invoices," which is what I prefer. You probably instead meant "InvoiceTable," which makes sense to shorten "Invoice."
– Derek
Mar 5 '13 at 14:53
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Error: Cannot pull with rebase: You have unstaged changes
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Do git status, this will show you what files have changed. Since you stated that you don't want to keep the changes you can do git checkout -- <file name> or git reset --hard to get rid of the changes.
For the most part, git will tell you what to do a...
What is “String args[]”? parameter in main method Java
I'm just beginning to write programs in Java. What does the following Java code mean?
16 Answers
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Undefined, unspecified and implementation-defined behavior
What is undefined behavior in C and C++? What about unspecified behavior and implementation-defined behavior? What is the difference between them?
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Android: Clear the back stack
... I've tried this. Still when I tap the back button after it shows C again. What can I be missing?
– Martin
Apr 26 '11 at 18:30
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How line ending conversions work with git core.autocrlf between different operating systems
...how core.autocrlf appears to work currently (or at least since v1.7.2 from what I am aware):
core.autocrlf = true
Text files checked-out from the repository that have only LF characters are normalized to CRLF in your working tree; files that contain CRLF in the repository will not be touched
Text...