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An efficient compression algorithm for short text strings [closed]
...ay (e.g. all URLs, all C programs, all StackOverflow posts, all ASCII-art drawings) then certain substrings will appear in most or all of the input files.
Every compression algorithm will save space if the same substring is repeated multiple times in one input file (e.g. "the" in English text or "...
How to get Linux console window width in Python
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Convert HTML + CSS to PDF [closed]
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Microsoft Excel mangles Diacritics in .csv files?
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How to call a stored procedure from Java and JPA
...ecause the JPA StoredProcedureQuery does not work for SQL FUNCTIONS.
For more details about how to call stored procedures and functions when using JPA and Hibernate, check out the following articles
How to call Oracle stored procedures and functions with JPA and Hibernate
How to call SQL Server...
Which is the preferred way to concatenate a string in Python?
...n's string can't be changed, I was wondering how to concatenate a string more efficiently?
12 Answers
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Fast way to get image dimensions (not filesize)
...f an image in pixels. It should handle at least JPG, PNG and TIFF, but the more the better. I emphasize fast because my images are quite big (up to 250 MB) and it takes soooo long to get the size with ImageMagick's identify because it obviously reads the images as a whole first.
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How to import CSV file data into a PostgreSQL table?
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Checkout one file from Subversion
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Run an untrusted C program in a sandbox in Linux that prevents it from opening files, forking, etc.?
... on a Linux system without special privileges, as well as a far faster and more poweful backend which requires patching the kernel.
It is also possible to create a sandbox on Unix-like systems using chroot(1), although that is not quite as easy or secure. Linux Containers and FreeBSD jails are a be...