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Fastest way to check a string contain another substring in JavaScript?
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You have two possibilites:
Regular expression:
(new RegExp('word')).test(str)
// or
/word/.test(str)
indexOf:
str.indexOf('word') !== -1
Regular expressions seem to be faster (at least in Chrome 10).
Performance test - short haystack
Performance test - long haystack
Update 201...
How to unstage large number of files without deleting the content
... just sharing information, and can't influence the voting :(. Have added a word of warning to the answer text, in case it helps others in the future.
– sehe
Oct 10 '13 at 20:44
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Line-breaking widget layout for Android
...sents some data to the user. The data is such that it can be divided into 'words', each being a widget, and sequence of 'words' would form the data ('sentence'?), the ViewGroup widget containing the words. As space required for all 'words' in a 'sentence' would exceed the available horizontal space ...
How does one write code that best utilizes the CPU cache to improve performance?
...ad it before they can do anything with it. Sorry for the imprecise (wrong) wording. :)
– jalf
Feb 19 '13 at 23:34
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Practical uses of different data structures [closed]
...nd spell-checking.
Suffix tree - fast full text searches used in most word processors.
Stack - undo\redo operation in word processors, Expression evaluation
and syntax parsing, many virtual machines like JVM are stack oriented.
Queues - Transport and operations research where variou...
How can I delete a query string parameter in JavaScript?
...What if the URL encodes the parameter name differently? For example 'two%20words' versus 'two+words'. To deal with this, it might be better to decode the parameter name and compare it as a normal string.
– Adrian Pronk
Mar 18 '13 at 20:50
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What is an uber jar?
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Über is the German word for above or over (it's actually cognate with the English over).
Hence, in this context, an uber-jar is an "over-jar", one level up from a simple JAR (a), defined as one that contains both your package and all its depen...
Formatting code in Notepad++
...5 Launch Run Dialog
Ctrl-Space Launch CallTip ListBox
Alt-Space Launch Word Completion ListBox
Tab (selection of several lines) Insert Tabulation or Space (Indent)
Shft-Tab (selection of several lines) Remove Tabulation or Space (outdent)
Ctrl-(Keypad-/Keypad+) or Ctrl + mouse wheel butto ...
What is bootstrapping?
...wer this question as I came here to look for answers. I speculate that the word bootstrapping itself is a metaphor for several different technical concepts that are loosely related, which might be the source of confusion.
– jayscript
Mar 22 '16 at 9:09
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How do I center floated elements?
...s between inline-block elements - it works the same way as a space between words. It may cause some troubles calculating the width of the container and styling margins. Gaps width isn't constant but it's browser specific (4-5px).
To get rid of this gaps I would add to arnaud576875 code (not fully te...