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How to 'minify' Javascript code
JQuery has two versions for download, one is Production (19KB, Minified and Gzipped) , and the other is Development (120KB, Uncompressed Code) .
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What is the difference between a “function” and a “procedure”?
Generally speaking, we all hear about the functions or procedures in programming languages. However, I just found out that I use these terms almost interchangeably (which is probably very wrong).
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What is the difference between a directory and a folder?
Most people use the terms "folder" and "directory" interchangeably. From a programmer point of view, is there a difference, and if so, what is it? Does it depend on the OS, or is there a broad, general consensus? This at least suggests that there is a difference.
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Can dplyr package be used for conditional mutating?
Can the mutate be used when the mutation is conditional (depending on the values of certain column values)?
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Split string into an array in Bash
In a Bash script I would like to split a line into pieces and store them in an array.
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Concatenate two slices in Go
I'm trying to combine the slice [1, 2] and the slice [3, 4] . How can I do this in Go?
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How do I extract a sub-hash from a hash?
I have a hash:
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What's wrong with nullable columns in composite primary keys?
ORACLE does not permit NULL values in any of the columns that comprise a primary key. It appears that the same is true of most other "enterprise-level" systems.
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Why does C++ require a user-provided default constructor to default-construct a const object?
The C++ standard (section 8.5) says:
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