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When I catch an exception, how do I get the type, file, and line number?
Catching an exception that would print like this:
4 Answers
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Select by partial string from a pandas DataFrame
I have a DataFrame with 4 columns of which 2 contain string values. I was wondering if there was a way to select rows based on a partial string match against a particular column?
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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
How can I convert a NodeJS binary buffer into a JavaScript ArrayBuffer?
12 Answers
12
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How to exclude certain directories/files from git grep search
Is there a way to exclude certain paths/directories/files when searching a git repository using git grep ? Something similar to the --exclude option in the normal grep command?
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Why is XOR the default way to combine hashes?
Say you have two hashes H(A) and H(B) and you want to combine them. I've read that a good way to combine two hashes is to XOR them, e.g. XOR( H(A), H(B) ) .
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What is the difference between CascadeType.REMOVE and orphanRemoval in JPA?
What's the difference between
5 Answers
5
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How do I execute inserts and updates in an Alembic upgrade script?
I need to alter data during an Alembic upgrade.
3 Answers
3
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System.Threading.Timer in C# it seems to be not working. It runs very fast every 3 second
I've a timer object. I want it to be run every minute. Specifically, it should run a OnCallBack method and gets inactive while a OnCallBack method is running. Once a OnCallBack method finishes, it (a OnCallBack ) restarts a timer.
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Is an array name a pointer?
Is an array's name a pointer in C?
If not, what is the difference between an array's name and a pointer variable?
10 Answer...
First-time database design: am I overengineering? [closed]
I'm a first year CS student and I work part time for my dad's small business. I don't have any experience in real world application development. I have written scripts in Python, some coursework in C, but nothing like this.
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