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Display two files side by side
How can 2 unsorted text files of different lengths be display side by side (in columns) in a shell
9 Answers
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Delete all but the most recent X files in bash
...the explanation for why it's generally not a good idea to parse ls output: http://mywiki.wooledge.org/ParsingLs
ls -tp | grep -v '/$' | tail -n +6 | xargs -I {} rm -- {}
The above is inefficient, because xargs has to invoke rm once for each filename.
Your platform's xargs may allow you to solve t...
Python string class like StringBuilder in C#?
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result in very slow running code. In
this article I investigate the
computational performance of various
string concatenation methods.
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Expression Versus Statement
...atement
;
expression_statement
: ';'
| expression ';'
;
http://www.lysator.liu.se/c/ANSI-C-grammar-y.html
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Creating C formatted strings (not printing them)
...( char * str, const char * format, ... );
Write formatted data to string Composes a string with the same text
that would be printed if format was used on printf, but instead of
being printed, the content is stored as a C string in the buffer
pointed by str.
The size of the buffer should be large e...
Convert timestamp in milliseconds to string formatted time in Java
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Comment: HH will print the hour at that date (0-23), not the total amount of hours elapsed since 1970. Just sayin'.
– JohnyTex
Aug 19 '14 at 11:41
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What's the most efficient way to erase duplicates and sort a vector?
I need to take a C++ vector with potentially a lot of elements, erase duplicates, and sort it.
23 Answers
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Why does my JavaScript code receive a “No 'Access-Control-Allow-Origin' header is present on the req
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If I understood it right you are doing an XMLHttpRequest to a different domain than your page is on. So the browser is blocking it as it usually allows a request in the same origin for security reasons. You need to do something different when you want to do a cross-doma...
What are the main uses of yield(), and how does it differ from join() and interrupt()?
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Source: http://www.javamex.com/tutorials/threads/yield.shtml
Windows
In the Hotspot implementation, the way that Thread.yield() works has
changed between Java 5 and Java 6.
In Java 5, Thread.yield() calls the Windows ...
Hashing a file in Python
... edited May 23 '17 at 12:25
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answered Feb 27 '14 at 3:52
Randall HuntRandall ...