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How to dump a dict to a json file?
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import json
with open('result.json', 'w') as fp:
json.dump(sample, fp)
This is an easier way to do it.
In the second line of code the file result.json gets created and opened as the variable fp.
In the third line your dict sample gets written into the result.jso...
Why doesn't ruby support method overloading?
Instead of supporting method overloading Ruby overwrites existing methods. Can anyone explain why the language was designed this way?
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Rails: Custom text for rails form_for label
I want to display a label in form_for :
3 Answers
3
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How do I include a pipe | in my linux find -exec command?
This isn't working. Can this be done in find? Or do I need to xargs?
6 Answers
6
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How to create a new file together with missing parent directories?
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Have you tried this?
file.getParentFile().mkdirs();
file.createNewFile();
I don't know of a single method call that will do this, but it's pretty easy as two statements.
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ios app maximum memory budget
... an ios game that's targeting as a minimum the 3gs. We are using HD assets for retina display devices (iphone 4, ipod touch 4th gen).
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How to remove trailing whitespace of all files recursively?
How can you remove all of the trailing whitespace of an entire project? Starting at a root directory, and removing the trailing whitespace from all files in all folders.
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How to get filename without extension from file path in Ruby
How can I get the filename from a file path in Ruby?
9 Answers
9
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How to write to a JSON file in the correct format
I am creating a hash in Ruby and want to write it to a JSON file, in the correct format.
4 Answers
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Using generic std::function objects with member functions in one class
For one class I want to store some function pointers to member functions of the same class in one map storing std::function objects. But I fail right at the beginning with this code:
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