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Virtual Memory Usage from Java under Linux, too much memory used
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This has been a long-standing complaint with Java, but it's largely meaningless, and usually based on looking at the wrong information. The usual phrasing is something like "Hello World on Java takes 10 megabytes! Why does it n...
Load and execution sequence of a web page?
...o know detail. It's hard to find answers from Google or SO, so I created this question.
7 Answers
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How is null + true a string?
Since true is not a string type, how is null + true a string ?
7 Answers
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How well is Unicode supported in C++11?
...rough the library facilities that might provide Unicode support gives me this list:
Strings library
Localization library
Input/output library
Regular expressions library
I think all but the first one provide terrible support. I'll get back to it in more detail after a quick detour through your o...
Difference between __str__ and __repr__?
What is the difference between __str__ and __repr__ in Python?
23 Answers
23
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max value of integer
In C, the integer (for 32 bit machine) is 32 bits, and it ranges from -32,768 to +32,767.
In Java, the integer(long) is also 32 bits, but ranges from -2,147,483,648 to +2,147,483,647.
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Linux/Unix command to determine if process is running?
...nux/Unix|OSX) shell/bash command that will determine if a specific process is running. e.g. mysqld , httpd ...
What is the simplest way/command to do this?
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What's the difference between eval, exec, and compile?
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The short answer, or TL;DR
Basically, eval is used to evaluate a single dynamically generated Python expression, and exec is used to execute dynamically generated Python code only for its side effects.
eval and exec have these two differences:
eval accepts only a s...
How does the HyperLogLog algorithm work?
... recently, and one that I came across which appears to be very interesting is called the HyperLogLog algorithm - which estimates how many unique items are in a list.
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“Least Astonishment” and the Mutable Default Argument
...th Python long enough has been bitten (or torn to pieces) by the following issue:
31 Answers
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