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Converting camel case to underscore case in ruby
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11 Answers
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What is the difference between an expression and a statement in Python?
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14 Answers
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git: How to diff changed files versus previous versions after a pull?
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159
There are all kinds of wonderful ways to specify commits - see the specifying revisions sectio...
Length of string in bash
...bytes len.\n" "${myvar}" $chrlen $bytlen
will render:
Généralités is 11 char len, but 14 bytes len.
you could even have a look at stored chars:
myvar='Généralités'
chrlen=${#myvar}
oLang=$LANG oLcAll=$LC_ALL
LANG=C LC_ALL=C
bytlen=${#myvar}
printf -v myreal "%q" "$myvar"
LANG=$oLang LC_A...
What is a “surrogate pair” in Java?
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131
The term "surrogate pair" refers to a means of encoding Unicode characters with high code-poin...
Java HashMap performance optimization / alternative
...around 20,000 codes for 26 million distinct objects. That is an average of 1,300 objects per hash bucket = very very bad. However if I turn the two arrays into a number in base 52 I am guaranteed to get a unique hash code for every object:
public int hashCode() {
// assume that both a an...
Hash collision in git
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111
Picking atoms on 10 Moons
An SHA-1 hash is a 40 hex character string... that's 4 bits per char...
Python String and Integer concatenation [duplicate]
...he str() function instead.
You can use :
string = 'string'
for i in range(11):
string +=`i`
print string
It will print string012345678910.
To get string0, string1 ..... string10 you can use this as @YOU suggested
>>> string = "string"
>>> [string+`i` for i in range(11)]
Upd...
Lost connection to MySQL server at 'reading initial communication packet', system error: 0
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31 Answers
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Integer division: How do you produce a double?
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11 Answers
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