I've been trying to understand how to setup systems from
the ground up on Ubuntu. I just installed redis onto
the box and here's how I did it and some things to look
out for.
To install:
Herbert Fischer hgfischer
4ndrej
/ SSLPoke.java
Last active
March 11, 2025 11:10
Test of java SSL / keystore / cert setup. Check the comment #1 for howto.
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| import javax.net.ssl.SSLParameters; | |
| import javax.net.ssl.SSLSocket; | |
| import javax.net.ssl.SSLSocketFactory; | |
| import java.io.*; | |
| /** Establish a SSL connection to a host and port, writes a byte and | |
| * prints the response. See | |
| * http://confluence.atlassian.com/display/JIRA/Connecting+to+SSL+services | |
| */ | |
| public class SSLPoke { |
adamloving
/ temporary-email-address-domains
Last active
March 27, 2025 11:05
A list of domains for disposable and temporary email addresses. Useful for filtering your email list to increase open rates (sending email to these domains likely will not be opened).
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| 0-mail.com | |
| 0815.ru | |
| 0clickemail.com | |
| 0wnd.net | |
| 0wnd.org | |
| 10minutemail.com | |
| 20minutemail.com | |
| 2prong.com | |
| 30minutemail.com | |
| 3d-painting.com |
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| Clínica geral: | |
| Marcus Thuma. Kant Praxis | |
| Centro para medicina interna | |
| Cardiologia, Gastroenterologia, Clínica Geral | |
| Kurfürstendamm 42 | |
| 10719 Berlim | |
| Tel: (030) 88 71 44 60 | |
| Fax: (030) 88 71 44 619 | |
| E-mail: [email protected] |
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| Latency Comparison Numbers (~2012) | |
| ---------------------------------- | |
| L1 cache reference 0.5 ns | |
| Branch mispredict 5 ns | |
| L2 cache reference 7 ns 14x L1 cache | |
| Mutex lock/unlock 25 ns | |
| Main memory reference 100 ns 20x L2 cache, 200x L1 cache | |
| Compress 1K bytes with Zippy 3,000 ns 3 us | |
| Send 1K bytes over 1 Gbps network 10,000 ns 10 us | |
| Read 4K randomly from SSD* 150,000 ns 150 us ~1GB/sec SSD |
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