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What does @: (at symbol colon) mean in a Makefile?
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It means "don't echo this command on the output." So this rule is saying "execute the shell command : and don't echo the output.
Of course the shell command : is a no-op, so this is saying "do nothing, and don't tell."
Why?
The trick here is that you've got an ob...
How can I see the specific value of the sql_mode?
There are some sql_mode values in MySQL:
2 Answers
2
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arrow operator (->) in function heading
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In C++11, there are two syntaxes for function declaration:
return-type identifier ( argument-declarations... )
and
auto identifier ( argument-declarations... ) -> return_type
They are equivalent. Now when they are equivalent, why do you eve...
regex.test V.S. string.match to know if a string matches a regular expression
Many times I'm using the string match function to know if a string matches a regular expression.
3 Answers
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Undoing a commit in TortoiseSVN
I committed a bunch of files (dozens of files in different folders) by accident. What is the easiest, cleanest (and safest!) way to 'undo' that commit without having to delete the files from my working directory?
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How can I break an outer loop with PHP?
I am looking to break an outer for/foreach loop in PHP.
6 Answers
6
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When editing Microsoft Office VBA, how can I disable the popup “Compile error” messages?
When you're editing a Microsoft Office VBA macro or function, you will often move your cursor from a line that you haven't finished. For example, to go copy something you want to paste into that line. But, if that partial line isn't syntactically valid, the VBA editor interrupts your work by poppi...
PendingIntent does not send Intent extras
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Using PendingIntent.FLAG_CANCEL_CURRENT not a good solution because of inefficient use of memory. Instead use PendingIntent.FLAG_UPDATE_CURRENT.
Use also Intent.FLAG_ACTIVITY_SINGLE_TOP (the activity will not be launched if ...
add maven repository to build.gradle
I added a custom maven repository to build.gradle in Android Studio but the dependency is not being found
5 Answers
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In OS X Lion, LANG is not set to UTF-8, how to fix it?
I try to setup postgress in OS X Lion, and find that is not correctly setup the LOCALE environment var.
5 Answers
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