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Find commit by hash SHA in Git
...h, SHA. For example, if I have the "a2c25061" hash, and I need to get the author and the committer of this commit.
3 Answe...
Difference between std::result_of and decltype
I have some trouble understanding the need for std::result_of in C++0x. If I understood correctly, result_of is used to obtain the resulting type of invoking a function object with certain types of parameters. For example:
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Installing CocoaPods: no response
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For others wondering the same, installing the gem takes forever. If you run:
export GEM_HOME=~/.gems
export PATH=$GEM_HOME/bin:$PATH
gem install cocoapods -V
Installing with flag V enables verbose output which will let you see all the output as it is going through the download and install, ...
C/C++ NaN constant (literal)?
Is this possible to assign a NaN to a double or float in C/C++? Like in JavaScript you do: a = NaN . So later you can check if the variable is a number or no.
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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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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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Git commit date
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The
show
command may be what you want. Try
git show -s --format=%ci <commit>
Other formats for the date string are available as well. Check the manual page for
details.
sh...
how to change directory using Windows command line
I'm using cmd.exe (C:\WINDOWS\System32\cmd.exe) and I have to change my current directory to "D:\temp" i.e. temp folder in the D drive.
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Referencing another schema in Mongoose
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It sounds like the populate method is what your looking for. First make small change to your post schema:
var postSchema = new Schema({
name: String,
postedBy: {type: mongoose.Schema.Types.ObjectId, ref: 'User'},
date...
Get last result in interactive Python shell
In many symbolic math systems, such as Matlab or Mathematica, you can use a variable like Ans or % to retrieve the last computed value. Is there a similar facility in the Python shell?
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