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How to count duplicate value in an array in javascript

... answered Oct 16 '13 at 4:35 Vinay Pratap SinghVinay Pratap Singh 8,84033 gold badges2323 silver badges4949 bronze badges ...
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How to convert an int to a hex string?

...e, I think one of these snippets shows what you want. >>> chr(0x65) == '\x65' True >>> hex(65) '0x41' >>> chr(65) == '\x41' True Note that this is quite different from a string containing an integer as hex. If that is what you want, use the hex builtin. ...
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jQuery SVG, why can't I addClass?

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Export specific rows from a PostgreSQL table as INSERT SQL script

... be accepted – null Oct 10 '12 at 9:54 2 Just want to share to other people, you can also use thi...
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Bundler: Command not found

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Android- create JSON Array and JSON Object

... 315 Use the following code: JSONObject student1 = new JSONObject(); try { student1.put("id", "3...
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What is the Ruby (spaceship) operator?

... | edited Sep 15 '14 at 14:46 answered May 6 '09 at 1:30 ...
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How can I determine whether a 2D Point is within a Polygon?

...n, it might translate to something else. On retina screens half a point (0.5/0.5) is pixel. Still, I never noticed that macOS UIs are significantly slower than other UIs. After all 3D APIs (OpenGL or Direct3D) also works with floats and modern graphics libraries very often take advantage of GPU acce...
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How does the Windows Command Interpreter (CMD.EXE) parse scripts?

...OR command is active and the commands after DO are being processed. Phase 5) Delayed Expansion: Only if delayed expansion is enabled Phase 5.3) Pipe processing: Only if commands are on either side of a pipe Phase 5.5) Execute Redirection: Phase 6) CALL processing/Caret doubling: Only if the comm...
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Allowed characters in Linux environment variable names

...t Gamble 94.3k2121 gold badges139139 silver badges135135 bronze badges 8 ...