• Emperor's Old Clothes

    The Emperor’s Old Clothes

    This is a republication from ACM’s archive of Prof. C. A. R. Hoare‘s lecture at 1980 ACM Turning Award. Prof. Hoare is popularly known for inventing QuickSort. The original piece can be found as PDF here. The primary reason for republishing this is the source PDF’s fonts. The PDF fonts are too horrible to read. [...]

  • Django-Select2 featired image

    Django-Select2: Select2 for Django

    Select2 Select2 is an excellent Javascript framework which transforms mundane <select> fields to cool looking and searchable. This is a very handy when there are quite a number of options to select from. Select2 also allows dynamic fetching of options from server via Ajax. Select2′s webpage has a neat demo of this. Django-Select2 Django includes [...]

  • Oracle

    ADF Super Code Snippets

    Oracle’s ADF (Application Developer Framework) is J2EE technology stack to rapidly develop enterprise applications. As with all enterprise applications, ADF focuses on data handling and makes it quite easy to present the data to the users in variety of ways. As you will already know that ADF is a blanket term which encompasses many layers [...]

  • Bertrand Russell (Famous Mathematician and Logician)

    Digit Math: Introduction

    The person in the above image is Bertrand Russell. Famous Mathematician and Logician.  An excellent graphic novel, Logicomix, is based around his life. That is a must read. First thing first. Even if you are not a Math demi-god, it is fine, Digit Math is still for you. In fact my academic track record shows that I [...]

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How to register your Aadhaar number with your bank (ICICI) without the physical Aadhar card

If you are one of those unfortunates who need to register their Aadhaar number with your bank to get LPG gas subsidy, but you lost your Aadhaar card or did not receive that, then read on… About two years back I enrolled for Aadhaar. I never received that, but I did not bother checking, since [...]

Securing the WordPress Login page

Of late I have seen quite a lot of brute force attempts to login into the admin account of this blog. The source IPs are wide and varied, ranging from Istanbul, Germany, Greece, US and more. In fact according to ArsTechnica article this has been happening for sometime now on a huge scale. I see a [...]

Process to get new LPG gas connection

There are no silver bullets but it is better to know the process to avoid harassment. I recently got Indane LPG gas after making rounds of their office for about a month. Most of these was due to the lack of info. SO, here you go. First step is you need to get the KYC [...]

Why we don’t hire programmers based on puzzles, API quizzes, math riddles, or other parlor tricks by David of 37signals

Why don’t hiring managers follow this? People do lack common sense. Why we don’t hire programmers based on puzzles, API quizzes, math riddles, or other parlor tricks by David of 37signals.

Configure your Belkin N150 router for BSNL broadband

Login to your router dashboard. It should usually be at http://192.168.2.1. Now under “Inertnet WAN” click on “Connection Type”. Here select “PPPoE” and click on Next. Provide your BSNL username and password. Leave the “Service Name” field blank. For “VPI/VCI” field provide 0 and 35 as values. For “Encapsulation” field choose “LLC”. Leave all other [...]

Calculate Root of Any Whole Number in Java

The following Java program can find any root of a whole number. The logic is simple. Start by guessing some number and check if that is the correct value. If that overshoots then subtract some from the guess number else add to it. We added or subtracted some fixed constant. If that constant is too [...]

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