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Returning a boolean from a Bash function
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No you don't need to do that - see the sample.
– Erik
Mar 25 '11 at 11:44
46
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Using G++ to compile multiple .cpp and .h files
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You can even do g++ *.cpp -o output
– rubenvb
Jul 8 '10 at 10:52
7
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Checking whether a variable is an integer or not [duplicate]
How do I check whether a variable is an integer?
42 Answers
42
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How to read lines of a file in Ruby
...ort the "\r" EOL character along with the regular "\n", and "\r\n" from Windows, here's what I would do:
line_num=0
text=File.open('xxx.txt').read
text.gsub!(/\r\n?/, "\n")
text.each_line do |line|
print "#{line_num += 1} #{line}"
end
Of course this could be a bad idea on very large files since...
Static method in a generic class?
...eters, so obviously they cannot depend on a particular type parameter.
It doesn't seem like your problem should require using the class's type parameter. If you describe what you are trying to do in more detail, maybe we can help you find a better way to do it.
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How do I change the language of moment.js?
...locale() instead):
moment.lang("de").format('LLL');
http://momentjs.com/docs/#/i18n/
As of v2.8.1, moment.locale('de') sets the localization, but does not return a moment. Some examples:
var march = moment('2017-03')
console.log(march.format('MMMM')) // 'March'
moment.locale('de') // retur...
How do I force Postgres to use a particular index?
How do I force Postgres to use an index when it would otherwise insist on doing a sequential scan?
6 Answers
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How do I create an array of strings in C?
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If you don't want to change the strings, then you could simply do
const char *a[2];
a[0] = "blah";
a[1] = "hmm";
When you do it like this you will allocate an array of two pointers to const char. These pointers will then be set t...
Performance optimization strategies of last resort [closed]
...t. That is fairly rare, in my experience. I tried to explain this in a Dr. Dobbs article in November 1993, by starting from a conventionally well-designed non-trivial program with no obvious waste and taking it through a series of optimizations until its wall-clock time was reduced from 48 seconds t...
Push commits to another branch
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Do both branch1 and branch2 need to be on the remote? What if you want to push from local branch1 to the remote origin branch2?
– orad
Oct 7 '15 at 20:10
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