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How can I check if a Perl array contains a particular value?
...off the warnings by turning on experimental pragma by adding below to your script/module:
use experimental 'smartmatch';
Alternatively if you want to avoid the use of smartmatch - then as Aaron said use:
if ( grep( /^$value$/, @array ) ) {
#TODO:
}
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How do you get a list of the names of all files present in a directory in Node.js?
...ing a map of all paths first, then enumerating them. For simple build/util scripts (vs high performance web servers) you could use the sync version without causing any damage.
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argparse module How to add option without any argument?
I have created a script using argparse .
2 Answers
2
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How can I prevent the scrollbar overlaying content in IE10?
...ws Phone 8. This particular fix
// must be accompanied by a snippet of JavaScript to sniff the user agent and
// apply some conditional CSS to *only* the Surface/desktop Windows 8. Look at
// our Getting Started page for more information on this bug.
//
// For more information, see the following:
//...
How can I get Git to follow symlinks?
Is my best be going to be a shell script which replaces symlinks with copies, or is there another way of telling Git to follow symlinks?
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Print in one line dynamically
...n the Python REPL (at least for me, on Ubuntu); you need to be executing a script, not just running a REPL command, for any of this to work.
– Mark Amery
Oct 22 '17 at 13:58
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How to run `rails generate scaffold` when the model already exists?
...ld for your model, see scaffold_controller. Just for clarity, here's the description on that:
Stubs out a scaffolded controller and its views. Pass the model name,
either CamelCased or under_scored, and a list of views as arguments.
The controller name is retrieved as a pluralized ve...
CSS: How do I auto-resize an image to fit a 'div' container?
...you will have to manually edit your file every time you export, or write a script to do it.
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Change directory command in Docker?
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You can run a script, or a more complex parameter to the RUN. Here is an example from a Dockerfile I've downloaded to look at previously:
RUN cd /opt && unzip treeio.zip && mv treeio-master treeio && \
rm -f tr...
Is it worthwile to learn assembly language? [closed]
... worthwhile to learn a functional programming language, logic programming, scripting languages, math-based languages. You only have so much time, so you do have to pick and choose.
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