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Viewing a Deleted File in Git
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146
git show HEAD^:path/to/file
You can use an explicit commit identifier or HEAD~n to see older...
Possible heap pollution via varargs parameter
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edited Jan 27 '19 at 10:21
answered Sep 17 '12 at 15:16
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Write to UTF-8 file in Python
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edited Jun 17 '17 at 19:24
Zanon
20.3k1414 gold badges9595 silver badges106106 bronze badges
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Auto-loading lib files in Rails 4
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+100
I think this may solve your problem:
in config/application.rb:
config.autoload_paths << Rails.root.join('lib')
and keep t...
Linq Syntax - Selecting multiple columns
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191
As the other answers have indicated, you need to use an anonymous type.
As far as syntax is c...
Does .NET have a way to check if List a contains all items in List b?
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178
If you're using .NET 3.5, it's easy:
public class ListHelper<T>
{
public static boo...
Add leading zeroes/0's to existing Excel values to certain length
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=TEXT(A1,"0000")
However the TEXT function is able to do other fancy stuff like date formating, aswell.
share
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improve this ans...
REST API Best practices: args in query string vs in request body
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What are the best practices and considerations of choosing between 1
and 2 above?
Usually the content body is used for the data that is to be uploaded/downloaded to/from the server and the query parameters are used to specify the exact data requested. For example when you upload a file y...
Why does Eclipse Java Package Explorer show question mark on some classes?
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133
It means the class is not yet added to the repository.
If your project was checked-out (most ...
Validate uniqueness of multiple columns
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321
You can scope a validates_uniqueness_of call as follows.
validates_uniqueness_of :user_id, :sc...