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Find commit by hash SHA in Git
I need to find a commit in Git by a given hash, SHA. For example, if I have the "a2c25061" hash, and I need to get the author and the committer of this commit.
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Error “gnu/stubs-32.h: No such file or directory” while compiling Nachos source code
I am trying to install Nachos on my laptop and I have Ubuntu 11.04 on the laptop.
11 Answers
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Handling Dialogs in WPF with MVVM
In the MVVM pattern for WPF, handling dialogs is one of the more complex operations. As your view model does not know anything about the view, dialog communication can be interesting. I can expose an ICommand that when the view invokes it, a dialog can appear.
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What do @, - and + do as prefixes to recipe lines in Make?
In the GNU Makefile manual, it mentions these prefixes.
2 Answers
2
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Python concatenate text files
I have a list of 20 file names, like ['file1.txt', 'file2.txt', ...] . I want to write a Python script to concatenate these files into a new file. I could open each file by f = open(...) , read line by line by calling f.readline() , and write each line into that new file. It doesn't seem very "el...
How to check if a number is a power of 2
Today I needed a simple algorithm for checking if a number is a power of 2.
25 Answers
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How to state in requirements.txt a direct github source
I've installed a library using the command
7 Answers
7
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When to use Comparable and Comparator
I have a list of objects I need to sort on a field, say Score. Without giving much thought I wrote a new class that implements Comparator, that does the task and it works.
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XPath to find elements that does not have an id or class
How can I get all tr elements without id attribute?
4 Answers
4
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Throw keyword in function's signature
What is the technical reason why it is considered bad practice to use the C++ throw keyword in a function signature?
7 An...