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Memcache(d) vs. Varnish for speeding up 3 tier web architecture
...s will result in an overhead and little benefit for modified pages.
Mostly read -- Varnish will probably cover most of it.
Similar read & write -- Varnish will serve a lot of the pages for you, Memcache will provide info for pages that have a mixture of known and new data allowing you to generat...
How to serve an image using nodejs
...else to get the job done" it should be noted, that using the http module already relies on someone else to get the job done. If someone doesn't want to rely on anyone to get the job done then at least raw TCP sockets should be used instead - which I do in one of my examples below.
A more serious pr...
When to use thread pool in C#? [closed]
I have been trying to learn multi-threaded programming in C# and I am confused about when it is best to use a thread pool vs. create my own threads. One book recommends using a thread pool for small tasks only (whatever that means), but I can't seem to find any real guidelines. What are some consid...
How much faster is Redis than mongoDB?
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Rough results from the following benchmark: 2x write, 3x read.
Here's a simple benchmark in python you can adapt to your purposes, I was looking at how well each would perform simply setting/retrieving values:
#!/usr/bin/env python2.7
import sys, time
from pymongo import Connecti...
Explain “claims-based authentication” to a 5-year-old
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i read out this write up and it seems that claims-based authentication is 3rd party auth system like open auth or social log-ins such as Microsoft Account, Facebook, Twitter, Google. anyone can tell me how claims-based authenti...
Does using final for variables in Java improve garbage collection?
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It wouldn't be possible to assign null to an already created final object, then perhaps final instead of help, could make things harder
– Hernán Eche
Dec 14 '11 at 21:05
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What is Double Brace initialization in Java?
...s like that make me question Java syntax though. If you're not an expert already it can be very tricky to read and write.
– jackthehipster
Jul 9 '14 at 11:53
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Check if Internet Connection Exists with Javascript? [duplicate]
...ed a more robust solution you could try:
var online = navigator.onLine;
Read more about the W3C's spec on offline web apps, however be aware that this will work best in modern web browsers, doing so with older web browsers may not work as expected, or at all.
Alternatively, an XHR request to you...
How to detect internet speed in JavaScript?
...implementations across browsers (as of Nov 2017), would strongly recommend read this in detail
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Is there a way to do method overloading in TypeScript?
...t really like this, just having an optional parameter instead is better to read.
– LuckyLikey
Nov 13 '18 at 15:22
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