Tags » Random Number

PHP Random Number / String Generator

Here are some methods by which you can generate random numbers / strings in PHP.

  1. There is a word called rand in php by which you can generate random numbers.
  2. 118 more words

Python #1

Guessing Game

I have currently been making a guessing game in python as one of my first projects. It asks you to guess a number and then it tells you if you are too high or too low. 191 more words

My Posts

LOTW, Oct 18–24

It was a crazy week for most of us, it seems: too much work, many snafus, and no time to share what’s awesome. So, there’s just two publication-related links this week: using trademarked terms in your writing, and design principles (with TED talk). 56 more words

Favourite Links

Uniform random points in disk, annulus (ring), cylinder, and sphere

Suppose we have , , and as uniform random from 0 to 1. Here’s how we make uniform random points in several cases in corresponds coordinate system. 363 more words


Roll your own Bitcoin client? Prepare to be raided

By Darren Pauli

The engineer behind the Heartbleed checker has created a tool to hunt down wallets from poorly secured transactions that leak private keys. 346 more words

Wallet Provider

How To Build A Better Bitcoin Wallet: Security Researcher Filippo Valsorda Calls For Developers To Use Safer ECDSA Operations

By Cammy Harbison

One of the biggest fears of Bitcoin users is that one day they will wake up and find their virtual currency wallet emptied, signaling that someone, somehow, has managed to uncover the user’s private key. 1,192 more words