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Fastest way to check if a string matches a regexp in ruby?
What is the fastest way to check if a string matches a regular expression in Ruby?
7 Answers
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How to determine the memory footprint (size) of a variable?
... as that didn't work properly.
Other Profiler Options
php-memory-profiler
https://github.com/arnaud-lb/php-memory-profiler. This is what I've done on my Ubuntu server to enable it:
sudo apt-get install libjudy-dev libjudydebian1
sudo pecl install memprof
echo "extension=memprof.so" > /etc/php5/m...
How can you find the height of text on an HTML canvas?
...ng rendered. actualHeight is specific to the string being rendered.
Spec: https://www.w3.org/TR/2012/CR-2dcontext-20121217/#dom-textmetrics-fontboundingboxascent and the sections just below it.
Support status (20-Aug-2017):
Chrome has it behind a flag (https://bugs.chromium.org/p/chromium/issues...
Arrays, heap and stack and value types
In the above code, is new int[100] generating the array on the heap? From what I've read on CLR via c#, the answer is yes. But what I can't understand, is what happens to the actual int's inside the array. As they are value types, I'd guess they'd have to be boxed, as I can, for example, pass myInte...
VIM + JSLint?
...s using your favorite package manager.
Install Node Package Manager: 'curl https://npmjs.org/install.sh | sh' EDIT: npm IS PART OF node.js NOW
See http://npmjs.org for more info.
Install jshint globally: 'npm install jshint -g'
Put your jshint config file in your $HOME dir: '~/.jshintrc'
Here's J...
Passing references to pointers in C++
As far as I can tell, there's no reason I shouldn't be allowed to pass a reference to a pointer in C++. However, my attempts to do so are failing, and I have no idea why.
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What is the easiest way to duplicate an activerecord record?
I want to make a copy of an activerecord record, changing a single field in the process (in addition to the id ). What is the simplest way to accomplish this?
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HTTP Error 503. The service is unavailable. App pool stops on accessing website
...pdating them to Anniversary update, please check this link, it helped me:
https://orcharddojo.net/blog/troubleshooting-iis-apppool-crashes-status-503-after-windows-10-anniversary-update
In case link goes down:
If your Event log shows that aspnetcore.dll, rewrite.dll (most often, but could be other...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...a way to configure the XmlSerializer so that it doesn't write default namespaces in the root element?
4 Answers
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Async call with await in HttpClient never returns
...eUploader: {
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