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How to git reset --hard a subdirectory?
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With Git 2.23 (August 2019), you have the new command git restore
git restore --source=HEAD --staged --worktree -- aDirectory
# or, shorter
git restore -s@ -SW -- aDirectory
That would replace both the index and working tree with HEAD content, like an reset --hard would,...
How to get first character of string?
I have a string, and I need to get its first character.
16 Answers
16
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One line ftp server in python
Is it possible to have a one line command in python to do a simple ftp server? I'd like to be able to do this as quick and temporary way to transfer files to a linux box without having to install a ftp server. Preferably a way using built in python libraries so there's nothing extra to install.
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Make the current commit the only (initial) commit in a Git repository?
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@kaese: I think your .gitignore should handle those, right?
– Fred Foo
Mar 13 '12 at 12:44
49
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How to move one word left in the vi editor
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Use b to move back one word.
Use w to move forward one word.
And here is a cheat sheet that might be useful for you:
Source: Graphical vi-vim Cheat Sheet and Tutorial
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improv...
Scala Programming for Android
I have followed the tutorial at Scala and Android with Scala 2.7.3 final. The resulting Android App works but even the most basic application takes several minutes (!) to compile and needs 900 kb compressed, which is a show stopper for mobile applications. Additionally, the IDE runs out of mem...
how to add records to has_many :through association in rails
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@Mischa how should i handle error if House.find(params[:house_id]) is nill.. i got error of TypeMismatch if params[:house_id] is nil.. i already using rescue. but is there any better_way..??
– Vishal
Jul 30...
WCF chokes on properties with no “set ”. Any workaround?
I have some class that I'm passing as a result of a service method, and that class has a get-only property:
9 Answers
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Log4net rolling daily filename with date in the file name
... <preserveLogFileNameExtension value="true" /> is the correct syntax and this is a great answer. How did the loss occur, may I ask?
– Larry B
Feb 12 '18 at 14:48
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How to pass arguments into a Rake task with environment in Rails? [duplicate]
...ironment using the :needs option. For example:
desc "Testing environment and variables"
task :hello, :message, :needs => :environment do |t, args|
args.with_defaults(:message => "Thanks for logging on")
puts "Hello #{User.first.name}. #{args.message}"
end
Updated per @Peiniau's comment...