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Should I use Java's String.format() if performance is important?
We have to build Strings all the time for log output and so on. Over the JDK versions we have learned when to use StringBuffer (many appends, thread safe) and StringBuilder (many appends, non-thread-safe).
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SQLAlchemy - Getting a list of tables
I couldn't find any information about this in the documentation, but how can I get a list of tables created in SQLAlchemy?
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PostgreSQL LIKE query performance variations
I have been seeing quite a large variation in response times regarding LIKE queries to a particular table in my database. Sometimes I will get results within 200-400 ms (very acceptable) but other times it might take as much as 30 seconds to return results.
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How can I get dictionary key as variable directly in Python (not by searching from value)?
Sorry for this basic question but my searches on this are not turning up anything other than how to get a dictionary's key based on its value which I would prefer not to use as I simply want the text/name of the key and am worried that searching by value may end up returning 2 or more keys if the di...
Breaking out of a nested loop
If I have a for loop which is nested within another, how can I efficiently come out of both loops (inner and outer) in the quickest possible way?
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fatal error LNK1112: module machine type 'x64' conflicts with target machine type 'X86'
I'm using CUDA (VC++, Visual studio 2008sp1) to debug a FEM program. The program can only run on a Win32 platform, for the insufficiency of cuda. I think the library files linked are all compiled on the x86 platform, but when I compile it, I get the error message "fatal error LNK1112: module machine...
private final static attribute vs private final attribute
In Java, what's the difference between:
22 Answers
22
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scanf() leaves the new line char in the buffer
I have the following program:
4 Answers
4
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How to get the IP address of the docker host from inside a docker container
...the IP address the docker hosts and the portmaps from the host to the container, and doing that inside of the container.
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Why does Iterable not provide stream() and parallelStream() methods?
I am wondering why the Iterable interface does not provide the stream() and parallelStream() methods. Consider the following class:
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