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How to find where a method is defined at runtime?
..., after a series of commits had occurred, a backend process failed to run. Now, we were good little boys and girls and ran rake test after every check-in but, due to some oddities in Rails' library loading, it only occurred when we ran it directly from Mongrel in production mode.
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How to format a floating number to fixed width in Python
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This has changed in the last 4 years, now % formatting is the oldest method of formatting. For several reasons using str.format or f-strings is preferred over %. Previously when it was only str.format, people had some reasons but f-strings fixed that hole. format...
Remove multiple keys from Map in efficient way?
I have a Map<String,String> with large number of key values pairs. Now I want to remove selected keys from that Map . Following code shows what I did to achieve that.
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How to create a new branch from a tag?
... same name.
In this, and in similar scenarios, the important thing is to know: branches and tags are actually single-line text files in .git/refs directory, and we can reference them explicitly using their pathes below .git. Branches are called here "heads", to make our life more simple.
Thus, ref...
How do I specify the Linq OrderBy argument dynamically?
..., will sort in descending order; otherwise, will sort in ascending order.
Now you should be able to do existingStudents.OrderBy("City",true); or existingStudents.OrderBy("City",false);
share
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impr...
What's the best practice using a settings file in Python? [closed]
I have a command line script that I run with a lot of arguments. I have now come to a point where I have too many arguments, and I want to have some arguments in dictionary form too.
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How do I set default values for functions parameters in Matlab?
...al('ftrue',inline('0'),1);
i_p.parse(a,b,n,k,T,f,flag,varargin{:});
Now the values passed into the function are available through i_p.Results. Also, I wasn't sure how to validate that the parameter passed in for ftrue was actually an inline function so left the validator blank.
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Writing a git post-receive hook to deal with a specific branch
... fine.
Here is the exact post-update hook that I just successfully tested now on CentOS 6.3.
#!/bin/bash
echo "determining branch"
branch=`echo $1 | cut -d/ -f3`
if [ "master" == "$branch" ]; then
echo "master branch selected"
fi
if [ "staging" == "$branch" ]; then
echo "staging branch...
Check if item is in an array / list
...(lambda x : x == 5, nums)) > 0)
This solution is more robust. You can now check whether any number satisfying a certain condition is in your array nums.
For example, check whether any number that is greater than or equal to 5 exists in nums:
(len(filter (lambda x : x >= 5, nums)) > 0)
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How to add Git's branch name to the commit message?
...t message). I misunderstood this originally, and believe I have it correct now.
– Novice C
Sep 19 '16 at 2:22
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