There are several key relationships between class and class /interface in UML class diagram.
1. Dependency
class A uses class B
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UML Class Diagram and Relationships
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Category Archives: Others
Gmail SMTP debug: error “please log in via your web browser”
Try
https://accounts.google.com/DisplayUnlockCaptcha
Search Files and Delete
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find /tmp/myfodler -name '*.log.*' | sudo xargs rm -r |
Find out running tomcat version
command
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java -cp catalina.jar org.apache.catalina.util.ServerInfo |
Check Running Services on CentOS
Application Transport Security in iOS programming
App Transport Security (ATS) lets an app add a declaration to its Info.plist file that specifies the domains with which it needs secure communication. ATS prevents accidental disclosure, provides secure default behavior, and is easy to adopt. You should adopt ATS as soon as possible, regardless of whether you’re creating a new app or updating an existing one.
If you’re developing a new app, you should use HTTPS exclusively. If you have an existing app, you should use HTTPS as much as you can right now, and create a plan for migrating the rest of your app as soon as possible.
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Which way she is spinning? left brain or right brain?
Which way she is spinning?
If you are seeing her turning counter-clockwise, you are probably are more left brain thinker. Otherwise, you are mostly more right brained.
Forward Proxy vs Reverse Proxy
A forward proxy provides proxy services to a client or a group of clients while a reverse proxy proxies in behalf of servers.
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SOAP vs REST
Simple Object Access Protocol (SOAP) and REpresentational State Transfer (REST) are two answers to the same question: how to access Web services.
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Apache Storm – Part 1
What is Apache Storm?
- A real time big data processing system
- Stream based
- Fault tolerant and distributed
- Non persistent
- Written in Clojure and some Java
- Master / save plus ZooKeeper
- Big Data Analysis