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Why are primes important in cryptography?
... depend on the fact that prime factorization of large numbers takes a long time. Basically you have a "public key" consisting of a product of two large primes used to encrypt a message, and a "secret key" consisting of those two primes used to decrypt the message. You can make the public key public,...
Get all unique values in a JavaScript array (remove duplicates)
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@ fletchsod , numbers are the time in ms to run the code.
– Max Makhrov
Mar 20 '19 at 15:38
1
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define() vs. const
...fference between those two ways is that const defines constants at compile time, whereas define defines them at run time. This causes most of const's disadvantages. Some disadvantages of const are:
const cannot be used to conditionally define constants. To define a global constant, it has to be us...
In Python, using argparse, allow only positive integers
...st of integers from 1 to 999 inclusive being written to your console every time you use --help or if an invalid argument is provided. Not a good choice in most circumstances.
– biomiker
Apr 29 '16 at 16:21
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How can I automatically deploy my app after a git push ( GitHub and node.js)?
... looking at those 20k views!), not the single guy asked the question "some time ago". Time, by itself, is irrelevant: as long as the technology in question is relevant, your answer will be, too. (Thanks for the tip, BTW, checking it out...)
– Sz.
May 11 '14 at ...
What is a “surrogate pair” in Java?
... characters using the 16-bit char data type. This design made sense at the time, because all Unicode characters had values less than 65,535 (0xFFFF) and could be represented in 16 bits. Later, however, Unicode increased the maximum value to 1,114,111 (0x10FFFF). Because 16-bit values were too small ...
Open new Terminal Tab from command line (Mac OS X)
...y* inherits the working folder from the
*invoking Terminal tab* at the time of script *invocation*, even if you change the
working folder *inside* the script before invoking \`$funcName\`.
-g (back*g*round) causes Terminal not to activate, but within Terminal, the new tab/window
w...
Find objects between two dates MongoDB
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You've probably stored the timestamps as strings, so I am guessing MongoDB won't realize that they are in fact dates. Thus doing a range query on them would result in an alphabetical range query (e.g. "Jan Mon 01.01.2010" being before "Jan Sun 01.01.10...
Getting the exception value in Python
...deDecodeError. If you don't know the exception's encoding (and most of the time you don't), you should either work on repr(e) or if you really need to, use another try-except block in your exception handling which catches UnicodeDecodeErrors and falls back to repr(e).
– Jörn H...
Missing XML comment for publicly visible type or member
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5 options:
Fill in the documentation comments (great, but time-consuming)
Turn off the comment generation (in project properties)
Disable the warning in project properties (in 'Project properties' go to Project properties -> Build > "Errors and warnings" (section), Suppress Wa...