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Unique random string generation
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answered Apr 8 '09 at 14:58
Mark SynowiecMark Synowiec
4,9371919 silver badges1818 bronze badges
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How to merge YAML arrays?
...N}@gitlab.com".insteadOf "ssh://git@gitlab.com"
- mkdir -p ~/.ssh
- chmod 700 ~/.ssh
- echo "$SSH_KNOWN_HOSTS" > ~/.ssh/known_hosts
- chmod 644 ~/.ssh/known_hosts
test:
image: python:3.7.3
stage: test
script:
- *pip_git
- pip install -q -r requirements_test.txt
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Add a prefix string to beginning of each line
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PhysicalChemist
50444 silver badges1313 bronze badges
answered Jan 20 '10 at 6:38
Alok SinghalAlok Singhal
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Are std::vector elements guaranteed to be contiguous?
... C++98 standard proper but later added as part of a TR. The forthcoming C++0x standard will of course contain this as a requirement.
From n2798 (draft of C++0x):
23.2.6 Class template vector [vector]
1 A vector is a sequence container that supports random access iterators. In addition, it ...
Python time measure function
...et = f(*args)
time2 = time.time()
print '%s function took %0.3f ms' % (f.func_name, (time2-time1)*1000.0)
return ret
return wrap
And the usage is very simple, just use the @timing decorator:
@timing
def do_work():
#code
Python 3:
def timing(f):
def wrap(*args, **k...
Fastest way to tell if two files have the same contents in Unix/Linux?
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410
I believe cmp will stop at the first byte difference:
cmp --silent $old $new || echo "files are...
How to remove text from a string?
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edited Feb 28 at 9:20
Community♦
111 silver badge
answered May 1 '12 at 14:14
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For every character in string
...fashioned for-loop:
std::string str = ???;
for(std::string::size_type i = 0; i < str.size(); ++i) {
do_things_with(str[i]);
}
Looping through the characters of a null-terminated character array:
char* str = ???;
for(char* it = str; *it; ++it) {
do_things_with(*it);
}
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Input placeholders for Internet Explorer
...Length="6" type="text" placeholder="Hi Mom">
<label style="font: 0.75em/normal sans-serif; left: 5px; top: 3px; width: 147px; height: 15px; color: rgb(186, 186, 186); position: absolute; overflow-x: hidden; font-size-adjust: none; font-stretch: normal;" for="placeholder1314588474481">Hi...