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Set a DateTime database field to “Now”
...ateTime.Now will do this or If I should first convert the date to a string and then add it to the request ?
– Thibault Witzig
Dec 20 '10 at 9:41
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Segmentation fault on large array sizes
...ete[] the array. A better solution would be to use std::vector<int> and resize it to 1000000 elements.
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How to base64 encode image in linux bash / shell
I'm trying to base64 encode an image in a shell script and put it into variable:
6 Answers
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Int to Char in C#
... Before doing so, it checks to ensure "value" is in the range 0 to 0xffff, and throws an OverflowException if it is not. The extra method call, value/boundary checks, and OverflowException may be useful, but if not, the performance will be better if you just use "(char)value".
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Compare if BigDecimal is greater than zero
...nother proof, if any were needed, that Loki or one of his avatars is alive and well and has moved into software development.)
– Andrew Spencer
Dec 6 '11 at 11:16
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In Ruby on Rails, what's the difference between DateTime, Timestamp, Time and Date?
..., getting dates/times right when programming is always fraught with danger and difficulity.
3 Answers
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Python Regex instantly replace groups
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Way more clear than the doc! Did not understand how group was working with this one. They should add such example.
– Y0da
Apr 26 '18 at 21:46
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Splitting on last delimiter in Python string?
...lways returns a fixed number of elements (prefix, delimiter & postfix) and is faster for the single split case.
Demo:
>>> s = "a,b,c,d"
>>> s.rsplit(',', 1)
['a,b,c', 'd']
>>> s.rsplit(',', 2)
['a,b', 'c', 'd']
>>> s.rpartition(',')
('a,b,c', ',', 'd')
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Is there any way to view the currently mapped keys in Vim?
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You can do that with the :map command. There are also other variants.
:nmap for normal mode mappings
:vmap for visual mode mappings
:imap for insert mode mappings
The above list is not complete. Typing :help map in Vim will give you more info.
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Check whether a string contains a substring
...cause a . can match any character. You can get around this by using the \Q and \E operators.
my $substring = "s1.domain.com";
if ($mystring =~ /\Q$substring\E/) {
print qq("$mystring" contains "$substring"\n);
}
Or, you can do as eugene y stated and use the index function.
Just a word of ...