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What is Unicode, UTF-8, UTF-16?

...o input/output something other than the default encoding, you will have to convert it first. Recommended/default/dominant encodings: When given a choice of which UTF to use, it is usually best to follow recommended standards for the environment you are working in. For example, UTF-8 is dominant on ...
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Parse date without timezone javascript

... The date is parsed correctly, it's just toString that converts it to your local timezone: let s = "2005-07-08T11:22:33+0000"; let d = new Date(Date.parse(s)); // this logs for me // "Fri Jul 08 2005 13:22:33 GMT+0200 (Central European Summer Time)" // and something ...
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Get column index from column name in python pandas

... Or when using libraries which want the DF converted to a numpy array and indices of columns with particular features. For example CatBoost wants a list of indices of categorical features. – Tom Walker Oct 13 '17 at 5:35 ...
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Dealing with float precision in Javascript [duplicate]

...ant to group them by rounding them down to the nearest multiple of x and convert the result to a string. 5 Answers ...
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Convert a PHP object to an associative array

...ecast it $array = (array) $yourObject; From Arrays: If an object is converted to an array, the result is an array whose elements are the object's properties. The keys are the member variable names, with a few notable exceptions: integer properties are unaccessible; private variables have the ...
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How to convert timestamps to dates in Bash?

I need a shell command or script that converts a Unix timestamp to a date. The input can come either from the first parameter or from stdin, allowing for the following usage patterns: ...
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Convert unix time to readable date in pandas dataframe

I have a dataframe with unix times and prices in it. I want to convert the index column so that it shows in human readable dates. ...
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Convert decimal to binary in python [duplicate]

Is there any module or function in python I can use to convert a decimal number to its binary equivalent? I am able to convert binary to decimal using int('[binary_value]',2), so any way to do the reverse without writing the code to do it myself? ...
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What is the difference between string primitives and String objects in JavaScript?

...ame is called auto-boxing. So what actually happens is that a primitive is converted to its wrapper type when a method of the wrapper type is invoked. Put simple: var s = 'test'; Is a primitive data type. It has no methods, it is nothing more than a pointer to a raw data memory reference, which e...
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converting Java bitmap to byte array

... Since this question has the Android tag, converting bytes back to a Bitmap can also be done with a one-liner: Bitmap bmp = BitmapFactory.decodeByteArray(bytes, 0, bytes.length) where bytes is your byte array – automaton Aug 29...