Archives for Software Dev - Page 11
Elasticsearch vs. Azure Search – Questions to Ask
Some Important Questions to Ask Database Indexing Capabilities and DB Engines supported? Specialized data types? - geospatial data types geo_point, geo_shape, or completion. Additional Features such as OCR and Cognitive Search? Pricing Models…
Letsencrypt Certbot on Amazon ec2 linux – LetsEncrypt Client Install – What a headache
At first glance, finding AWS's exact documentation on how to get this working, may excite you. Until you find that you encounter the same error that you would get were…
Where to get OpenSSL and pscp for windows
OpenSSL for Windows (either msi or binaries) Common OpenSSL commands Convert CER to PEM Keep in mind that .pem and .cer are both the same format - and you may…
Selling and withdrawing BTC without any commission
Coinbase will charge you for withdrawing your btc (or any crypto). That's an insane amount. Coinbase PRO will charge you ZERO percent commission. Simply set up your bank details within…
Quick ping and telnet tests
PING (does not equal internet connectivity) ping (cloudflare's dns) --> Should return something like Reply from : bytes=32 time=34ms TTL=55 ping (google's dns) Telnet (over port 80 = equals internet…
Network Latency vs. Throughput vs. Response Time
The most common complaint from a cloud customer might be, 'It works much faster inside my data center than on the cloud hosted version'. There are a few ways to…
VI quick commands
Some common vi commands sudo vi filename save and exit = shft wq exit = q! remove char on left - X
Primary domain change and wordpress?
If your wordpress pages and admin login stopped loading after a primary domain change (in your hosting control panel). you need to use the phpMyAdmin (under Databases, typically) tool to recover it.…
BYOIP and Bitly
The problem statement Bitly’s IP addresses are hard coded in DNS records (that map a data center IP to a bitly IP). When the data center VMs move to GCP…
How do you validate input variables in terraform?
How do you validate input variables in terraform? This is an experimental feature, which means you have to specify the following inside your (or wherever your variables are defined): terraform…