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Web Hosting Comparison

November 9, 2016 admin 0

In an effort to find fast and reliable servers, I recently ran a speed test across several web hosts to test page load time for […]

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SQL Joins

July 6, 2016 admin 0

Say NO to Venn Diagrams When Explaining JOINs 25 Votes In recent times, there have been a couple of tremendously popular blog posts explaining JOINs using […]

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MySQL Slow Queries

March 31, 2016 admin 0

One of the most important steps in optimizing and tuning mysql is to identify the queriesthat are causing problems. How can we find out what […]

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HPC Building a Pi Cluster

November 8, 2015 admin 0

Building a Raspberry Pi Cluster Download the Raspbian Image from here. Burn the Raspbian Image to your SD Card If you have Windows, you can […]

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Slow IO

June 24, 2015 admin 0

Long story short, load is hovering a bit high, but wa/ IO is insanely out of control. 4mb/sec. iotop shows nothing suspicious nor top. top […]

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SEO

May 18, 2015 admin 0

1. Domain Age: In this video, Matt Cutts states that: “The difference between a domain that’s six months old verses one year old is really […]

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SSL Converter

May 15, 2015 admin 0

Had to convert PFX to PEM Bam did the job – https://www.sslshopper.com/ssl-converter.html

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Classes in C++

May 7, 2015 admin 0

class Rectangle { int width, height; public: void set_values (int,int); int area() {return width*height;} }; void Rectangle::set_values (int x, int y) { width = x; […]

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LL study

May 7, 2015 admin 0

#include <iostream> #include <string> using namespace std; class EmailList{ private: struct ContactNode{ string name; string email; ContactNode *next; }; ContactNode *head; public: EmailList(){ head = […]