A Technical I.T./DevOps Blog
1. Generic API Question
What are the HTTP operations associated with the acronym CRUD?
2. OpenStack API Question
Assuming a verbose amount of logging has been preconfigured, does the API log for glance ordinarily capture glance activity from the CLI (commands that bypass horizon)? As a hint, the default location of this log is this: /var/log/glance/api.log
3. OpenStack API Question
The “Create Image” feature in Horizon is an API call with an underlying “Post” call.
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Java source code is compiled into bytecode. Bytecode, when run, is executed by the processor. Sequences of bytecode go through processors, and on occasion these sequences must be analyzed for developing new Java software. Java Enterprise Edition (the programming language of choice for many businesses) is owned by Oracle. However, Oracle is not always the best creator or custodian of documentation for Java. Here is an example (as of November 2015) taken from Oracle’s website: “A thread is a thread of execution in a program.”
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There are many different configuration management tools. These programs promote the management of servers either through the release of code or through the deployment of infrastructure patches. They can do more than that. Commonly their utilization facilitates the transfer of files as well as the modification of existing files. Four of these configuration management (CM) tools that are very popular among modern enterprises include Puppet, Chef, Ansible, and SaltStack. This post will briefly compare and contrast some aspects of the tools themselves.
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