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Split array into chunks
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For one-liners (chain-lovers): const array_chunks = (array, chunk_size) => Array(Math.ceil(array.length / chunk_size)).fill().map((_, index) => index * chunk_size).map(begin => array.slice(begin, begin + chunk_size));.
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“You have mail” message in terminal, os X [closed]
...view the next message in the queue use
n
... assuming there's more than one message.
NOTE: You need to use these commands at the mail ? command prompt. They won't work whilst you are in the process of viewing a message. Hitting n whilst viewing a message will just cause an error message related...
What is the best data type to use for money in C#?
What is the best data type to use for money in C#?
9 Answers
9
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Maven build failed: “Unable to locate the Javac Compiler in: jre or jdk issue”
...wrong JRE even after updating your eclipse and project settings to the new one.
– Diana
Sep 22 '13 at 16:25
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Why is creating a new process more expensive on Windows than Linux?
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mweerden: NT has been designed for multi-user from day one, so this is not really a reason. However, you are right about that process creation plays a less important role on NT than on Unix as NT, in contrast to Unix, favors multithreading over multiprocessing.
Rob, it is true t...
select * vs select column
...nt, a consequence is that Each row of data in a database must always be on one and only one page. It cannot span multiple Pages of data (except for special things like blobs, where the actual blob data is stored in separate Page-chunks, and the actual table row column then only gets a pointer...). ...
AngularJS Multiple ng-app within a page
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So basically as mentioned by Cherniv we need to bootstrap the modules to have multiple ng-app within the same page. Many thanks for all the inputs.
var shoppingCartModule = angular.module("shoppingCart", [])
shoppingCartModule.controller("S...
How to remove all white spaces in java [duplicate]
...and removes all the white space within that line.
the line can consist of one word or more.
14 Answers
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Drop unused factor levels in a subsetted data frame
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That's fine for a one-off, but in a data.frame with a large number of columns, you get to do that on every column that is a factor ... leading to the need for a function such as drop.levels() from gdata.
– Dirk Eddelbuett...
What is the purpose of “&&” in a shell command?
... - what is the purpose of &&?
In shell, when you see
$ command one && command two
the intent is to execute the command that follows the && only if the first command is successful. This is idiomatic of Posix shells, and not only found in Bash.
It intends to prevent the ...