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List of encodings that Node.js supports

...16le/utf-16le utf8/utf-8 binary/latin1 (ISO8859-1, latin1 only in node 6.4.0+) If you are using an older version than 6.4.0, or don't want to deal with non-Unicode encodings, you can recode the string: Use iconv-lite to recode files: var iconvlite = require('iconv-lite'); var fs = require('fs');...
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Build tree array from flat array in javascript

...on has : id : a unique id, parentId : the id of the parent node (which is 0 if the node is a root of the tree) level : the level of depth in the tree ...
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How does a UILabel's minimumScaleFactor work?

... 205 You need to set the label.adjustsFontSizeToFitWidth = YES; ...
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Returning a boolean from a Bash function

... 10 Answers 10 Active ...
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Parse (split) a string in C++ using string delimiter (standard C++)

...>=tiger"; std::string delimiter = ">="; std::string token = s.substr(0, s.find(delimiter)); // token is "scott" The find(const string& str, size_t pos = 0) function returns the position of the first occurrence of str in the string, or npos if the string is not found. The substr(size_t p...
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How to get overall CPU usage (e.g. 57%) on Linux [closed]

...ke a look at cat /proc/stat grep 'cpu ' /proc/stat | awk '{usage=($2+$4)*100/($2+$4+$5)} END {print usage "%"}' EDIT please read comments before copy-paste this or using this for any serious work. This was not tested nor used, it's an idea for people who do not want to install a utility or for so...
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Standardize data columns in R

...have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages. 15 An...
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Getting list of lists into pandas DataFrame

...ctly: df = pd.DataFrame(table, columns=headers) df Heading1 Heading2 0 1 2 1 3 4 share | improve this answer | follow | ...
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Removing leading zeroes from a field in a SQL statement

...ve the leading zeroes from a particular field, which is a simple VARCHAR(10) field. So, for example, if the field contains '00001A', the SELECT statement needs to return the data as '1A'. ...
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SQL statement to select all rows from previous day

...rom one table. The table holds one datetime column. I am using SQL Server 2005. 11 Answers ...