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How to add a new row to an empty numpy array
Using standard Python arrays, I can do the following:
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NPM - How to fix “No readme data”
I have a simple package.json:
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What is a regular expression for a MAC Address?
In this format:
21 Answers
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MySQL - Rows to Columns
I tried to search posts, but I only found solutions for SQL Server/Access. I need a solution in MySQL (5.X).
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Removing trailing newline character from fgets() input
I am trying to get some data from the user and send it to another function in gcc. The code is something like this.
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How can I force division to be floating point? Division keeps rounding down to 0?
I have two integer values a and b , but I need their ratio in floating point. I know that a < b and I want to calculate a / b , so if I use integer division I'll always get 0 with a remainder of a .
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How do I measure execution time of a command on the Windows command line?
Is there a built-in way to measure execution time of a command on the Windows command line?
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How to toggle a value in Python
What is the most efficient way to toggle between 0 and 1 ?
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How to find where gem files are installed
I can finds gems that are installed using gem list , but it doesn't show me where the gems are installed.
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Can I set an opacity only to the background image of a div?
Let's say I have
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