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What's the difference between “STL” and “C++ Standard Library”?
...er to the entire C++ Standard Library instead of the parts that were taken from SGI STL.
7 Answers
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What is the relation between BLAS, LAPACK and ATLAS
...d to be aware of the BLAS at all. LAPACK is generally compiled separately from the BLAS, and can use whatever highly-optimized BLAS implementation you have available.
ATLAS is a portable reasonably good implementation of the BLAS interfaces, that also implements a few of the most commonly used LAP...
Generator Expressions vs. List Comprehension
... example, itertools.count(n) is an infinite sequence of integers, starting from n, so (2 ** item for item in itertools.count(n)) would be an infinite sequence of the powers of 2 starting at 2 ** n.
– Kevin
Jun 1 '15 at 1:48
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Standard concise way to copy a file in Java?
... key method in the NIO api are the new functions "transferTo" and "transferFrom".
http://java.sun.com/javase/6/docs/api/java/nio/channels/FileChannel.html#transferTo(long,%20long,%20java.nio.channels.WritableByteChannel)
One of the linked articles shows a great way on how to integrate this functio...
Read a file one line at a time in node.js?
...ere is a stable readline core module. Here's the easiest way to read lines from a file, without any external modules:
const fs = require('fs');
const readline = require('readline');
async function processLineByLine() {
const fileStream = fs.createReadStream('input.txt');
const rl = readline.c...
Using ThreadPool.QueueUserWorkItem in ASP.NET in a high traffic scenario
...n ASP.NET process by queuing too many work items. It will prevent ASP.NET from processing further requests. The information in the article is accurate in that respect; the same thread pool used for QueueUserWorkItem is also used to serve requests.
But if you are actually queuing enough work items...
Printing HashMap In Java
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keySet() only returns a set of keys from your hashmap, you should iterate this key set and the get the value from the hashmap using these keys.
In your example, the type of the hashmap's key is TypeKey, but you specified TypeValue in your generic for-loop, so...
Regular expression to match URLs in Java
I use RegexBuddy while working with regular expressions. From its library I copied the regular expression to match URLs. I tested successfully within RegexBuddy. However, when I copied it as Java String flavor and pasted it into Java code, it does not work. The following class prints false :
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How to clear all the jobs from Sidekiq?
I am using sidekiq for background tasks in Rails application. Now the numbers of jobs becomes more, so I want to clear all the jobs. I tried the following command in console
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How to change the decimal separator of DecimalFormat from comma to dot/point?
...DecimalFormat(formatString, otherSymbols);
currentLocale can be obtained from Locale.getDefault() i.e.:
Locale currentLocale = Locale.getDefault();
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