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Linux: copy and create destination dir if it does not exist
I want a command (or probably an option to cp) that creates the destination directory if it does not exist.
21 Answers
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Return value in a Bash function
I am working with a bash script and I want to execute a function to print a return value:
9 Answers
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How can I catch all the exceptions that will be thrown through reading and writing a file?
...ion that may get thrown is an Exception (Uppercase 'E').
If you want to handle your own exceptions first simply add a catch block before the generic Exception one.
try{
}catch(MyOwnException me){
}catch(Exception e){
}
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Java Immutable Collections
...n still change, an instance of ImmutableList contains its own private data and will never change.
So, basically, in order to get an immutable collection out of a mutable one, you have to copy its elements to the new collection, and disallow all operations.
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Can't connect to local MySQL server through socket homebrew
I recently tried installing MySQL with homebrew ( brew install mysql ) and when I try to run it I get the following error:
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Android REST client, Sample?
...reason to use anything else.
EDIT:
The original answer is more than a year and a half old at the time of this edit. Although the concepts presented in original answer still hold, as other answers point out, there are now libraries out there that make this task easier for you. More importantly, some ...
What is string_view?
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The purpose of any and all kinds of "string reference" and "array reference" proposals is to avoid copying data which is already owned somewhere else and of which only a non-mutating view is required. The string_view in question is one such pro...
Error: Can't set headers after they are sent to the client
I'm fairly new to Node.js and I am having some issues.
32 Answers
32
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Upgrading PHP in XAMPP for Windows?
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Take a backup of your htdocs and data folder (subfolder of MySQL folder), reinstall upgraded version and replace those folders.
Note:
In case you have changed config files like PHP (php.ini), Apache (httpd.conf) or any other, please take back up of thos...
Passing additional variables from command line to make
Can I pass variables to a GNU Makefile as command line arguments? In other words, I want to pass some arguments which will eventually become variables in the Makefile.
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