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Ruby: Merging variables in to a string
I'm looking for a better way to merge variables into a string, in Ruby.
7 Answers
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How to sort an array of hashes in ruby
I have an array, each of whose elements is a hash with three key/value pairs:
5 Answers
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How do I simply create a patch from my latest git commit?
I'm looking for the magic command of creating a patch from the last commit made.
5 Answers
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Calculating width from percent to pim>x m>el then minus by pim>x m>el in LESS CSS
I will calculate width in some element from percent to pim>x m>el so I will minus -10pm>x m> via using LESS and calc() . It´s possible?
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How can I set Image source with base64
I want to set the Image source to a base64 source but it does not work:
4 Answers
4
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Should I avoid 'async void' event handlers?
... it is considered generally a bad idea to use fire-and-forget async void methods to start tasks, because there is no track of the pending task and it is tricky to handle em>x m>ceptions which might be thrown inside such a method.
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How can I em>x m>pose more than 1 port with Docker?
So I have 3 ports that should be em>x m>posed to the machine's interface. Is it possible to do this with a Docker container?
4 A...
What is mattr_accessor in a Rails module?
I couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
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Force point (“.”) as decimal separator in java
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Use the overload of String.format which lets you specify the locale:
return String.format(Locale.ROOT, "%.2f", someDouble);
If you're only formatting a number - as you are here - then using NumberFormat would probably be more appropriate. But if you ne...
How do I show a Save As dialog in WPF?
I have a requirement in WPF/C# to click on a button, gather some data and then put it in a tem>x m>t file that the user can download to their machine. I can get the first half of this, but how do you prompt a user with a "Save As" dialog bom>x m>? The file itself will be a simple tem>x m>t file.
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