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Get all unique values in a JavaScript array (remove duplicates)
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new test case jsperf.com/array-filter-unique-vs-new-set/1 seems like new Set's trophy
– shuk
Jan 13 '19 at 18:55
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How to JSON serialize sets?
... called again, this time with obj being a date object, so you just have to test for it and return a date-representation.
– jterrace
Nov 22 '11 at 17:08
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What are the mechanics of short string optimization in libc++?
... suggested that a 4 word sizeof might have better performance. I have not tested that design choice.
_LIBCPP_ABI_ALTERNATE_STRING_LAYOUT
There is a configuration flag called _LIBCPP_ABI_ALTERNATE_STRING_LAYOUT which rearranges the data members such that the "long layout" changes from:
struct __l...
How to print an exception in Python?
...ception was thrown!
Traceback (most recent call last):
File ".../Desktop/test.py", line 4, in <module>
1/0
ZeroDivisionError: division by zero
Notes:
the function logging.exception() should only be called from an exception handler
the logging module should not be used inside a loggi...
How to backup a local Git repository?
...re in git config (eg. only keep 3 backups for a repo - like rotate...)
# - TESTING
# allow calling from other scripts
def git_backup
# constants:
git_dir_name = '.git' # just to avoid magic "strings"
filename_suffix = ".git.bundle" # will be added to the filename of the created ba...
Best way to use PHP to encrypt and decrypt passwords? [duplicate]
...e process spaces are also removed. I added the spaces so that people could test and verify that the right way to trim a decrypted string is: $original = rtrim($decrypted, "\0"); - note the \0. =)
– Alix Axel
Dec 13 '11 at 12:17
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MD5 algorithm in Objective-C
...save this little snippet...
These methods are verified using the NIST MD5 test vectors in
http://www.nsrl.nist.gov/testdata/
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Programmatically Determine a Duration of a Locked Workstation?
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Tested 100% on Windows 7 x64 and Windows 10 x64.
– Contango
Jan 5 '17 at 17:15
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Convert a binary NodeJS Buffer to JavaScript ArrayBuffer
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Have tested Buffer -> ArrayBuffer with a module intended for browser use and it is working brilliantly. Thanks!
– pospi
May 26 '14 at 2:49
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What's the difference between echo, print, and print_r in PHP?
...t know exactly what values/types you have in your variables. Consider this test program:
$values = array(0, 0.0, false, '');
var_dump($values);
print_r ($values);
With print_r you can't tell the difference between 0 and 0.0, or false and '':
array(4) {
[0]=>
int(0)
[1]=>
float(0)
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