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Shards and replicas in Elasticsearch
I am trying to understand what shard and replica is in Elasticsearch, but I didn't manage to understand it. If I download Elasticsearch and run the script, then from what I know I have started a cluster with a single node. Now this node (my PC) have 5 shards (?) and some replicas (?).
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How do the likely/unlikely macros in the Linux kernel work and what is their benefit?
I've been digging through some parts of the Linux kernel, and found calls like this:
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CASCADE DELETE just once
I have a Postgresql database on which I want to do a few cascading deletes. However, the tables aren't set up with the ON DELETE CASCADE rule. Is there any way I can perform a delete and tell Postgresql to cascade it just this once? Something equivalent to
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Detach many subdirectories into a new, separate Git repository
This question is based on Detach subdirectory into separate Git repository
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How can I selectively merge or pick changes from another branch in Git?
...it on a new project that has two parallel -- but currently experimental -- development branches:
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I've found my software as cracked download on Internet, what to do?
So, after 6 months of hard work finally released my application. Today I found the first web site where people download it cracked, and I was wondering if any of you fellow programmers know how to react to such stuff?
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“Eliminate render-blocking CSS in above-the-fold content”
I've been using Google PageSpeed insights to try and improve my site's performance, and so far it's proven extremely successful. Things like deferring scripts worked beautifully, since I already had an in-house version of jQuery's .ready() to defer scripts until the page had loaded fully, all I ha...
When should I use Lazy?
I found this article about Lazy : Laziness in C# 4.0 – Lazy
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How to detect iPhone 5 (widescreen devices)?
I've just upgraded to XCode 4.5 GM and found out that you can now apply the '4" Retina' size to your view controller in the storyboard.
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