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Print a string as hex bytes?
...II characters. If your input might contain things like emojis or non-Latin based writting systems, you might want to use ":".join("{:04x}".format(ord(c)) for c in s) (replacing 02x with 04x to zero-pad each number to be 4 digits) instead
– Boris
Nov 11 '19 at 2...
Default profile in Spring 3.1
... application I have beans annotated with @Profile("prod") and @Profile("demo") .
The first one, as you can guess :), is used on beans that connect to production DB and second one annotates beans that use some fake DB ( HashMap or whatever)- to make development faster.
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C/C++ check if one bit is set in, i.e. int variable
... for mentioning it's starting from 0 since I suspect the OP was thinking 1-based and the accepted answer will get him into trouble. :)
– Jim Buck
Feb 7 '09 at 17:36
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What does a double * (splat) operator do
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to set the margin or padding as percentage of height of parent container?
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top works great for resizing based on browser/window height. How aboutt having a div underneath that div? How can you clear the 2nd div to be under the div that is shifted down by a top:50%??
– Federico
Nov 19 '14 a...
Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
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this is bash script part based on previous answers, which redirect log file during execution of an open process, it is used as postscript in logrotate process
#!/bin/bash
pid=$(cat /var/run/app/app.pid)
logFile="/var/log/app.log"
reloadLog()
{
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What type of hash does WordPress use?
...e stored and represented in different ways, for example as a hex string, a Base64 string, or raw data in a file. You commonly see MD5 values represented in hex, however WordPress uses Base64 instead. Your hex value would be sZRqySSS0jR8YjW00mERhA== in Base64, which uses 25% less characters than hex ...
How to retrieve a module's path?
...t os
>>> import inspect
>>> inspect.getfile(os)
'/usr/lib64/python2.7/os.pyc'
>>> inspect.getfile(inspect)
'/usr/lib64/python2.7/inspect.pyc'
>>> os.path.dirname(inspect.getfile(inspect))
'/usr/lib64/python2.7'
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Reading 64bit Registry from a 32bit application
... a c# unit test project that is compiled for AnyCPU. Our build server is a 64bit machine, and has a 64bit SQL Express instance installed.
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Types in MySQL: BigInt(20) vs Int(20)
... in their respective number of bytes. That means 232 values in an INT and 264 values in a BIGINT.
The 20 in INT(20) and BIGINT(20) means almost nothing. It's a hint for display width. It has nothing to do with storage, nor the range of values that column will accept.
Practically, it affects onl...