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Returning a C string from a function
I am trying to return a C string from a function, but it's not working. Here is my code.
14 Answers
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Django: Get model from string?
In Django, you can specify relationships like:
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How to print the full traceback without halting the program?
I'm writing a program that parses 10 websites, locates data files, saves the files, and then parses them to make data that can be readily used in the NumPy library. There are tons of errors this file encounters through bad links, poorly formed XML, missing entries, and other things I've yet to cat...
What does the “map” method do in Ruby?
I'm new to programming. Can someone explain what .map would do in:
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How to create Android Facebook Key Hash?
...stand this process at all. I have been able to navigate to the folder containing the keytool in the Java SDK. Although I keep getting the error openssl not recognised as an internal or external command. The problem is even if I can get this to work, what would I do and with what afterwards?
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Creating an empty list in Python
What is the best way to create a new empty list in Python?
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Do try/catch blocks hurt performance when exceptions are not thrown?
During a code review with a Microsoft employee we came across a large section of code inside a try{} block. She and an IT representative suggested this can have effects on performance of the code. In fact, they suggested most of the code should be outside of try/catch blocks, and that only importa...
Execute command without keeping it in history [closed]
I want to execute some commands but don't want to store them in the command history. So that nobody will be able to search it in the .bash_history file.
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What is “callback hell” and how and why does RX solve it?
Can someone give a clear definition together with a simple example that explains what is a "callback hell" for someone who does not know JavaScript and node.js ?
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Difference between Statement and PreparedStatement
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Advantages of a PreparedStatement:
Precompilation and DB-side caching of the SQL statement leads to overall faster execution and the ability to reuse the same SQL statement in batches.
Automatic prevention of SQL injection attacks by builtin escaping of quotes and other special characters. ...