Archives for Software Dev - Page 21
Painful Fiat Currency
When the crypto markets took a nose-dive, I felt it was a good time to put some cash in. As I learnt, traditional banks are still slow as molasses…I started…
Generate a BTC address from a passphrase
Here’s something fun to try. Pick a simple passphrase – sausage$ echo -n 'sausage' | sha256sum 30caae2fcb7c34ecadfddc45e0a27e9103bd7cfc87730d7818cc096b1266a683 - Load up bitaddress and paste that private key into the 'wallet details'…
Writing your own ERC20 token
Server Side DAPP Backend – Requires RPC Server. Remember DAPP backend runs on ALL the nodes (blockchain)! DAPP Frontent – Requires a web server (for now) and a special browser…
Running node.js apps from within VS 2017
Make sure you are running VS 2017 or VS 2015 as Administrator. From the file – Right click and open a command prompt in the containing folder. You should be…
Windows 10 apps, calculator app etc. stop working
My calculator app and other desktop apps mysteriously stopped working (no window would launch when these apps were launched). This simple step fixed it (note that I got some errors…
Project Manager Interviews
A/B Testing -Existing production deployment; how do you plan an upgrade deployment without downtime? SSO Testing with AD federation – ? P Business Continuity (GAP analysis) Task Estimation – What…
subcategories not showing–wordpress
Go to design > widgets and click “edit” on the category widget and select “show hierarchy” then click change, then click “save changes.
Websites with Coin and Crypto Domain Names
Quality crypto domainnames are not just a matter of registering anything with ‘coin’ or ‘crypto’ in it. They require a fair amount of creativity to ensure that the name is…
10 altcoins that are solving a real problem
IntenseCoin – ITNS – Blockchain based VPN access. Huge for getting around net neutrality PayFair – Fiat to Crypto Conversions – RealTime ! AppCoins – Integrate real-world apps to blockchain…
WebSockets–versus HTTP
I am building a web app (or a mobile app). Can I eliminate HTTP altogether and use WebSockets? Not completely. To perform a websocket handshake , one needs HTTP. Once…