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range over interface{} which stores a slice
...iven the scenario where you have a function which accepts t interface{} . If it is determined that the t is a slice, how do I range over that slice?
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How to represent multiple conditions in a shell if statement?
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Classic technique (escape metacharacters):
if [ \( "$g" -eq 1 -a "$c" = "123" \) -o \( "$g" -eq 2 -a "$c" = "456" \) ]
then echo abc
else echo efg
fi
I've enclosed the references to $g in double quotes; that's good practice, in general. Strictly, the parentheses ar...
How to check if remote branch exists on a given remote repository?
I need to do a subtree merge for a specific branch, if it exists on a given remote repository. The problem is that the remote repository is not checked out locally, so I can't use git branch -r . All I have is a remote address, something like this https://github.com/project-name/project-name.git ...
TypeError: not all arguments converted during string formatting python
The program is supposed to take in two names, and if they are the same length it should check if they are the same word. If it's the same word it will print "The names are the same" . If they are the same length but with different letters it will print "The names are different but the same length...
Is there a “not in” operator in JavaScript for checking object properties?
Is there any sort of "not in" operator in JavaScript to check if a property does not exist in an object? I couldn’t find anything about this around Google or Stack Overflow. Here’s a small snippet of code I’m working on where I need this kind of functionality:
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How to get the Power of some Integer in Swift language?
I'm learning swift recently, but I have a basic problem that can't find an answer
20 Answers
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Format floats with standard json module
...e FLOAT_REPR so that EVERY representation of a float is under your control if you wish it to be; but unfortunately that's not how the json package was designed:-(.
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How to find out element position in slice?
...e on any slice.
Your function works, although it would be a little better if you wrote it using range.
If you happen to have a byte slice, there is bytes.IndexByte.
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cmake and libpthread
... was part way there. You can add the compiler option as well, like this:
If you have CMake 3.1.0+, this becomes even easier:
set(THREADS_PREFER_PTHREAD_FLAG ON)
find_package(Threads REQUIRED)
target_link_libraries(my_app PRIVATE Threads::Threads)
If you are using CMake 2.8.12+, you can simplify...
How to output a comma delimited list in jinja python template?
If I have a list of users say ["Sam", "Bob", "Joe"] , I want to do something where I can output in my jinja template file:
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