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Const before or const after?
...to constant pointer. Brilliant. And finally it explains why I can do const char as well as char const.
– Vit Bernatik
Mar 10 '17 at 17:48
2
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What is the difference between cout, cerr, clog of iostream header in c++? When to use which one?
...minal is historically slow (terminals or consoles are still slow), writing character by character is ineffective, writing a chunk of bytes is much more effective.
– Some programmer dude
Apr 4 '18 at 17:23
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How can I make SQL case sensitive string comparison on MySQL?
I have a function that returns five characters with mixed case. If I do a query on this string it will return the value regardless of case.
...
List of standard lengths for database fields
...ize for names in your
database. In particular, do not assume that a four-character
Japanese name in UTF-8 will fit in four bytes – you are likely to
actually need 12.
https://www.w3.org/International/questions/qa-personal-names
For database fields, VARCHAR(255) is a safe default choic...
How can I access and process nested objects, arrays or JSON?
...ed object, in this case [ 1, 2, [ 3, 4 ] ] Wouldn't it be better to to use concat in the recursive call instead of push ? (requiring result to be mutable)
– ElFitz
May 3 '18 at 15:44
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How can I catch a ctrl-c event?
...printf("Caught signal %d\n",s);
exit(1);
}
int main(int argc,char** argv)
{
struct sigaction sigIntHandler;
sigIntHandler.sa_handler = my_handler;
sigemptyset(&sigIntHandler.sa_mask);
sigIntHandler.sa_flags = 0;
sigaction(SIGINT, &sigIntHandler, NULL);
pau...
Why does Git treat this text file as a binary file?
... inspected the file's contents it has seen stuff that isn't in basic ascii characters. Being UTF16 I expect that it will have 'funny' characters so it thinks it's binary.
There are ways of telling git if you have internationalisation (i18n) or extended character formats for the file. I'm not suffic...
Elegant Python function to convert CamelCase to snake_case?
...etHTTPResponseCode').lower()
'get_httpresponse_code'
To ignore the first character simply add look behind (?!^)
>>> re.sub('(?!^)([A-Z]+)', r'_\1','CamelCase').lower()
'camel_case'
>>> re.sub('(?!^)([A-Z]+)', r'_\1','CamelCamelCase').lower()
'camel_camel_case'
>>> re.su...
Redefine tab as 4 spaces
...
It depends on what you mean. Do you want actual tab characters in your file to appear 4 spaces wide, or by "tab" do you actually mean an indent, generated by pressing the tab key, which would result in the file literally containing (up to) 4 space characters for each "tab" you...
What is the purpose of std::make_pair vs the constructor of std::pair?
...two = make_pair (10.5,'A'); // ok: implicit conversion from pair<double,char>
Aside from the implicit conversion bonus of it, if you didn't use make_pair you'd have to do
one = pair<int,int>(10,20)
every time you assigned to one, which would be annoying over time...
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