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Is there an MD5 Fixed Point where md5(x) == x?
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138
Since an MD5 sum is 128 bits long, any fixed point would necessarily also have to be 128 bits l...
What's the most efficient way to erase duplicates and sort a vector?
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23 Answers
23
Active
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JavaScript check if variable exists (is defined/initialized)
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3153
You want the typeof operator. Specifically:
if (typeof variable !== 'undefined') {
// th...
Trying to embed newline in a variable in bash [duplicate]
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p=$( embed_newline $var ) # Do not use double quotes "$var"
echo "$p"
3. Using $'\n' (less portable)
bash and zsh interprets $'\n' as a new line.
var="a b c"
for i in $var
do
p="$p"$'\n'"$i"
done
echo "$p" # Double quotes required
# But -e not required
Avoid extra leading newli...
Replace string within file contents
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"t" for text mode is Python 3 only. Also, you provide a context manager for your ouput file, but fail to close your input file, which seems inconsistent.
– Steven Rumbalski
Nov 8 '10 at 21:50
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Make a phone call programmatically
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Cristian RaduCristian Radu
8,33622 gold badges1616 silver badges1111 bronze badges
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Cross-browser custom styling for file upload button [duplicate]
...-label-element
– Derek Johnson
Nov 13 '14 at 22:53
2
@regisbsb I've just tested this jsfiddle in ...
Colorized Ruby output to the terminal [closed]
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383
Colorize is my favorite gem! :-)
Check it out:
https://github.com/fazibear/colorize
Insta...
How to get datetime in JavaScript?
How to get date time in JavaScript with format 31/12/2010 03:55 AM?
7 Answers
7
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