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Why does 'git commit' not save my changes?
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As the message says:
no changes added to commit (use "git add" and/or "git commit -a")
Git has a "staging area" where files need to be added before being committed, you can read an explanation of it here.
For your specific example, you can use:
git commit -am "save are...
How can I check if a string represents an int, without using try/except?
...ay to tell whether a string represents an integer (e.g., '3' , '-17' but not '3.14' or 'asfasfas' ) Without using a try/except mechanism?
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What is the difference between C, C99, ANSI C and GNU C?
I have started programming practice on codechef and have been confused by the difference between C and C99. What does C mean here? Is it C89? Check the languages at the bottom of this submit . It contains both C and C99.
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Removing pip's cache?
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If using pip 6.0 or newer, try adding the --no-cache-dir option.
If using pip older than pip 6.0, upgrade it with pip install -U pip.
share
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How to check if string input is a number? [duplicate]
How do I check if a user's string input is a number (e.g. -1 , 0 , 1 , etc.)?
24 Answers
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cocktail party algorithm SVD implementation … in one line of code?
In a slide within the introductory lecture on machine learning by Stanford's Andrew Ng at Coursera, he gives the following one line Octave solution to the cocktail party problem given the audio sources are recorded by two spatially separated microphones:
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Remove DEFINER clause from MySQL Dumps
I have a MySQL dump of one of my databases. In it, there are DEFINER clauses which look like,
24 Answers
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Error 1046 No database Selected, how to resolve?
Error
SQL query:
16 Answers
16
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Force Intellij IDEA to reread all maven dependencies
How to force intellij idea to reread/update all dependencies specified in the pom file ?
12 Answers
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How to avoid “Permission denied” when using pip with virtualenv
I attempt to deploy a Python package with pip in a virtual environment on an Ubuntu machine, but encounter a permission-related issue. For example:
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