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How to check if a value exists in an array in Ruby
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Let me just note that internally, #include? still does perform looping. The coder is saved from writing the loop explicitly, though. I have added an answer that performs the task truly without looping.
– Boris Stitnicky
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How do I capitalize first letter of first name and last name in C#?
... One thing to note here is that it doesn't work if the string is all capitals. It thinks that all caps is an acronym.
– Mike Roosa
Sep 16 '08 at 14:55
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How to achieve code folding effects in Emacs?
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Folding is generally unnecessary with emacs, as it has tools that explicitly implement the actions people do manually when folding code.
Most people have good success with simple incremental searches. See "foo" mentioned somewhere? Type C-...
How to Get the Current URL Inside @if Statement (Blade) in Laravel 4?
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– Naveen Singh raghuvanshi
Apr 9 '16 at 10:01
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What is the Windows equivalent of the diff command?
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How do you do this with all changed files in two folders? Like, I compare folder1's contents to folder2's contents: any changed lines in folder2 show up?
– Wolfpack'08
Jan 19 '14 at 7:05
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How to delete multiple values from a vector?
...ude it for the sake of readability.
This is, btw., what setdiff does internally (but without the unique to throw away duplicates in a which are not in remove).
If remove contains incomparables, you'll have to check for them individually, e.g.
if (any (is.na (remove)))
a <- a [! is.na (a)]
(...
What is the reason not to use select *?
I've seen a number of people claim that you should specifically name each column you want in your select query.
20 Answers
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Escaping single quote in PHP when inserting into MySQL [duplicate]
...e it again, the string you get back from the database will not be automatically escaped for you. You'll get back "O'Brien". So, you will need to pass it through mysql_real_escape_string().
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Git, fatal: The remote end hung up unexpectedly
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VitalliussVitalliuss
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How to efficiently compare two unordered lists (not sets) in Python?
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For short lists, big-O analysis is usually irrelevant because the timings are dominated by constant factors. For the longer lists, I suspect something is wrong with your benchmarking. For 100 ints with 5 repeats each, I get: 127 usec for sorted and 42 for Count...