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In Bash, how to add “Are you sure [Y/n]” to any command or alias?
... [y/N] " response
case "$response" in
[yY][eE][sS]|[yY])
do_something
;;
*)
do_something_else
;;
esac
Or, for Bash >= version 3.2:
read -r -p "Are you sure? [y/N] " response
if [[ "$response" =~ ^([yY][eE][sS]|[yY])$ ]]
then
do_something
else
do...
Remove empty array elements
Some elements in my array are empty strings based on what the user has submitted. I need to remove those elements. I have this:
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How can I check if my python object is a number? [duplicate]
In Java the numeric types all descend from Number so I would use
5 Answers
5
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How to clear Facebook Sharer cache?
...are, and click "debug". It will automatically extract all the info on your meta tags and also clear the cache.
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Xcode Simulator: how to remove older unneeded devices?
...s/com.apple.dt.Xcode/Downloads
to prevent Xcode from re-installing the same package again.
for XCode >= 6 see @praveen-matanam 's answer
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AngularJS For Loop with Numbers & Ranges
Angular does provide some support for a for loop using numbers within its HTML directives:
24 Answers
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Local dependency in package.json
I want to do something like this, so npm install also installs the package.json of ../somelocallib or more importantly its dependencies.
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How do we control web page caching, across all browsers?
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Introduction
The correct minimum set of headers that works across all mentioned clients (and proxies):
Cache-Control: no-cache, no-store, must-revalidate
Pragma: no-cache
Expires: 0
The Cache-Control is per the HTTP 1.1 spec for clients and proxies (and implicitly required by some clients ne...
How do you debug PHP scripts? [closed]
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Try Eclipse PDT to setup an Eclipse environment that has debugging features like you mentioned. The ability to step into the code is a much better way to debug then the old method of var_dump and print at various points to see where your flow goes wrong. When all else...
How do I remove/delete a folder that is not empty?
...t empty. I used the following command in my attempt: os.remove("/folder_name") .
19 Answers
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