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Why is reading lines from stdin much slower in C++ than Python?
... from stdin using Python and C++ and was shocked to see my C++ code run an order of magnitude slower than the equivalent Python code. Since my C++ is rusty and I'm not yet an expert Pythonista, please tell me if I'm doing something wrong or if I'm misunderstanding something.
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How to round an image with Glide library?
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this doesn't create a border, though.
– ZakTaccardi
Mar 25 '16 at 13:56
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What does “fragment” mean in ANTLR?
... The problem here is not the absence of the keyword fragment, but the order of the lexer rules.
– BlackBrain
Dec 5 '18 at 16:09
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Upload artifacts to Nexus, without Maven
...d to use these commands .. you can directly use the nexus web Interface in order to upload your JAR using GAV parameters.
So it is very simple.
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What are the differences between Perl, Python, AWK and sed? [closed]
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In order of appearance, the languages are sed, awk, perl, python.
The sed program is a stream editor and is designed to apply the actions from a script to each line (or, more generally, to specified ranges of lines) of the inpu...
Why are floating point numbers inaccurate?
.... The second and third representations/approximations have an error on the order of 0.001, which is actually much worse than the error between 9.2 and 9.1999999999999993. In fact, the second representation isn't even rounded correctly! Nevertheless, we don't have a problem with 0.666 as an approxima...
Running multiple async tasks and waiting for them all to complete
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await Task.WhenAll(tasks);
If you want to run the tasks in a praticular order you can get inspiration form this anwser.
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Algorithm to generate a crossword
...L: The principal church of a city
[0,1] CANADA: Country on USA's northern border
[0,4] PLEASE: A polite way to ask things
[0,7] OTTAWA: Canada's capital
[1,2] TIBET: Dalai Lama's region
[1,8] EASEL: A tripod used to put a painting
[2,1] NINES: Dressed up to (?)
[4,1] DENSE: Thick; impenetrable
[3,6]...
Datatype for storing ip address in SQL Server
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IPv4 is an ordered sequence of four bytes. That IS it's domain, and in storage format that's a BIN(4). The storage format will not interfere with performance because it's the optimal format. The conversion function might (because udf'...
Different types of thread-safe Sets in Java
...only some of them.
Obviously you can use this only if you have some total order on your elements.
This looks like an ideal candidate for high-concurrency situations, for not-too-large sets (because of the O(log n)).
4) For the ConcurrentHashMap (and the Set derived from it): Here most basic option...