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Grep not as a regular expression
...as grep -F. Direct invocation as fgrep is
deprecated, but is provided to allow historical applications that rely
on them to run unmodified.
For the complete reference, check:
https://www.gnu.org/savannah-checkouts/gnu/grep/manual/grep.html
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What is the ideal data type to use when storing latitude / longitude in a MySQL database?
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@James Schek is right. Plus, MySQL does all it's calculations using euclidean geometry, so it doesn't represent a real-world use case for lat/lng.
– mkuech
May 14 '13 at 14:53
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How to get folder path from file path with CMD
...tain the folder path of each file. Here is my solution:
FOR /F "usebackq tokens=1" %%i IN (`DIR /S/B *.zip` ) DO (
7z.exe x %%i -aoa -o%%i\..
)
%%i was a full filename path and %ii\.. simply returns the parent folder.
hope it helps.
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Switching a DIV background image with jQuery
... If I try 2. , I get an error - Uncaught SyntaxError: Unexpected token :
– geeky_monster
May 10 '12 at 13:56
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Prefer composition over inheritance?
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Prefer composition over inheritance as it is more malleable / easy to modify later, but do not use a compose-always approach. With composition, it's easy to change behavior on the fly with Dependency Injection / Setters. Inheritance is more rigid as most languages do not allo...
How do I declare class-level properties in Objective-C?
...easily enhanced for thread-safe "singleton" behaviour, using dispatch_once token - but otherwise the solution correctly demonstrates the answer
– Motti Shneor
Jan 28 '19 at 7:15
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Converting JSON data to Java object
...rror can not deserialize instance of java.util.HashSet out of START_OBJECT token
– Dipen Chawla
May 15 '19 at 8:24
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Using regular expressions to parse HTML: why not?
... the "lexical analysis" (lexer) stage, where the input is broken down into tokens. It's less useful in the actual "build a parse tree" stage.
For an HTML parser, I'd expect it to only accept well-formed HTML and that requires capabilities outside what a regular expression can do (they cannot "count...
get size of json object
...If you execute the above statements, it will give you an error 'Unexpected token o in Json'. For calculating the length of json you can directly do var length= Object.keys(json).length.
– Aayushi
Jul 16 '17 at 18:03
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Fastest Way to Find Distance Between Two Lat/Long Points
I currently have just under a million locations in a mysql database all with longitude and latitude information.
15 Answers...