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How to monitor the memory usage of Node.js?
...le example, you can see that allocating an array of 10M elements consumers approximately 80MB (take a look at heapUsed).
If you look at V8's source code (Array::New, Heap::AllocateRawFixedArray, FixedArray::SizeFor), then you'll see that the memory used by an array is a fixed value plus the length m...
How to fight tons of unresolved variables warning in Webstorm?
... to define global variables? I'm referencing an external library in my web app, I need to use stuff such as MediumEditor, but intellij gives me the infamous unresolved variable warning.
– borislemke
Apr 9 '17 at 16:09
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Perform Segue programmatically and pass parameters to the destination view
in my app I've a button that performs a segue programmatically:
5 Answers
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Nested attributes unpermitted parameters
...e(:log_entry).permit!
Nested attributes are in the form of a hash. In my app, I have a Question.rb model accept nested attributes for an Answer.rb model (where the user creates answer choices for a question he creates). In the questions_controller, I do this
def question_params
params.re...
test a file upload using rspec - rails
...Rack::Test::UploadedFile that's good enough to use it. Provided your rails app setup is fine. PS: I'm on Rails 4 and ruby 2.1
– Vishnu Narang
Oct 2 '14 at 7:38
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Accessing UI (Main) Thread safely in WPF
I have an application which updates my datagrid each time a log file that I'm watching gets updated (Appended with new text) in the following manner:
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How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
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If you are happy with the xlsx format, try my GitHub project, EPPlus. It started with the source from ExcelPackage, but today it's a total rewrite.
It supports ranges, cell styling, charts, shapes, pictures, named ranges, AutoFilter and ...
Best branching strategy when doing continuous integration?
...even absolutely required, if you need to maintain several versions of your app.
Feature branches also are very convenient, notably if one developer needs to work on a huge change, while others still release new versions.
So to me using both mechanisms is a very good strategy.
Interesting link fro...
Drag and drop files into WPF
I need to drop an image file into my WPF application. I currently have a event firing when I drop the files in, but I don't know how what to do next. How do I get the Image? Is the sender object the image or the control?
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What is the difference between self-types and trait subclasses?
... self-types for DI. But somehow I am not convinced. I had created a sample app here long back (bitbucket.org/mushtaq/scala-di). Look specifically at /src/configs folder. I achieved DI to replace complex Spring configurations without self-types.
– Mushtaq Ahmed
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