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gdb: how to print the current line or find the current line number?
...nts a set of lines, but I need one single line, where I am and where an error has probably occurred.
5 Answers
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What's the difference between JPA and Spring Data JPA?
...ween Spring Data-JPA and JPA. I know about JPA that it is a specification for persisting the Java Objects to a relational database using popular ORM technology.
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Why prefer two's complement over sign-and-magnitude for signed numbers?
I'm just curious if there's a reason why in order to represent -1 in binary, two's complement is used: flipping the bits and adding 1?
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Test for multiple cases in a switch, like an OR (||)
How would you use a switch case when you need to test for a or b in the same case?
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What does this symbol mean in JavaScript?
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See the documentation on MDN about expressions and operators and statements.
Basic keywords and general expressions
this keyword:
How does the "this" keyword work?
var x = function() vs. function x() — Function declaration syntax
var functionName = function() {} vs functio...
'and' (boolean) vs '&' (bitwise) - Why difference in behavior with lists vs numpy arrays?
What explains the difference in behavior of boolean and bitwise operations on lists vs NumPy arrays?
8 Answers
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Which cryptographic hash function should I choose?
The .NET framework ships with 6 different hashing algorithms:
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http HEAD vs GET performance
I am setting-up a REST web service that just need to answer YES or NO, as fast as possible.
8 Answers
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Method to Add new or update existing item in Dictionary
...e the following extension method to facilitate adding a new key-value item or updating the value, if the key already exists.
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How can I delete a newline if it is the last character in a file?
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perl -pe 'chomp if eof' filename >filename2
or, to edit the file in place:
perl -pi -e 'chomp if eof' filename
[Editor's note: -pi -e was originally -pie, but, as noted by several commenters and explained by @hvd, the latter doesn't work.]
This was described as a '...