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Determine the line of code that causes a segmentation fault?
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Use bt as a shorthand for backtrace.
– rustyx
May 27 '19 at 7:53
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Why does printf not flush after the call unless a newline is in the format string?
...sh(stdout); // Will now print everything in the stdout buffer
Edit: From Andy Ross's comment below, you can also disable buffering on stdout by using setbuf:
setbuf(stdout, NULL);
or its secure version setvbuf as explained here
setvbuf(stdout, NULL, _IONBF, 0);
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Print in one line dynamically
I would like to make several statements that give standard output without seeing newlines in between statements.
20 Answers...
Why does Java's hashCode() in String use 31 as a multiplier?
...to Joshua Bloch's Effective Java (a book that can't be recommended enough, and which I bought thanks to continual mentions on stackoverflow):
The value 31 was chosen because it is an odd prime. If it were even and the multiplication overflowed, information would be lost, as multiplication by 2 i...
String formatting: % vs. .format vs. string literal
... slightly different syntax from the existing % operator. Which is better and for what situations?
16 Answers
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Cannot ping AWS EC2 instance
...cho Request", I got confused by this for a moment.
– Andy
Jul 10 '18 at 15:23
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Remove Object from Array using JavaScript
... no elements in the array that match the condition findIndex will return -1and putting this directly into splice will result in an arbitraty deletion of the last element in the array.
– jdnz
Feb 19 at 10:06
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Remove non-utf8 characters from string
...END;
preg_replace($regex, '$1', $text);
It searches for UTF-8 sequences, and captures those into group 1. It also matches single bytes that could not be identified as part of a UTF-8 sequence, but does not capture those. Replacement is whatever was captured into group 1. This effectively removes a...
SQL Server - stop or break execution of a SQL script
...stop execution of a SQL script in SQL server, like a "break" or "exit" command?
20 Answers
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Testing javascript with Mocha - how can I use console.log to debug a test?
...-require should
-R spec
--ui bdd
Hmm..just tested without any mocha.opts and console.log still works.
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