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Removing colors from output
...le numbers separated with semi-colons (for background color, bold, italic, etc...). This command worked for me: sed -r "s/[[:cntrl:]]\[([0-9]{1,3};)*[0-9]{1,3}m//g"
– saeedgnu
Jul 27 '18 at 3:22
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Django. Override save for model
... nice with all pseudo-auto django tools (Example: ModelForm, contrib.admin etc).
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How to delete an object by id with entity framework
...ocks for different exception types, add more custom checks using if blocks etc.).
[I am using this code in a MVC .Net Core/.Net Core project with Entity Framework Core.]
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Call a “local” function within module.exports from another function in module.exports?
...ted, to refactor, e.g. rename the function, of find usage of the function, etc.
– Pierre Henry
Sep 21 '15 at 14:48
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How to open files relative to home directory
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The shell (bash, zsh, etc) is responsible for wildcard expansion, so in your first example there's no shell, hence no expansion. Using the tilde to point to $HOME is a mere convention; indeed, if you look at the documentation for File.expand_path,...
NoSql Crash Course/Tutorial [closed]
...ave a solid understanding of why you would use it (from here, Wikipedia, etc). This could be due to the lack of concrete and uniform definition of what it is (more of a paradigm than concrete implementation), but I'm struggling to wrap my head around how I would go about designing a system that w...
Do you use source control for your database items? [closed]
...incremental migration scripts that are carefully crafted to be re-runnable etc so state tolerant.
– Shiv
Sep 26 '18 at 2:16
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Wrap a delegate in an IEqualityComparer
...e hashing behind the scenes (e.g., LINQ's GroupBy, Distinct, Except, Join, etc) and the MS contract regarding hashing is broken in this implementation. Here's MS's documentation excerpt: "Implementations are required to ensure that if the Equals method returns true for two objects x and y, then the ...
Making a property deserialize but not serialize with json.net
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This results in correct deserialization using default settings/resolvers/etc., but the property is stripped from serialized output.
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ios app maximum memory budget
...ow many applications running in background, what exact memory you're using etc.
Just avoid the instant memory splashes (e.g. you're using 40 Mb of RAM, and then allocating 80 Mb's more for some short computation). In this case iOS would kill your application immediately.
You should also consider ...