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Pablo Gallardo's Blog
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IPv4 Address An IPv4 address represent a single device in an IP network. IPv4 addresses consist of 32 bits. Example: 11000110001100110110010000000000 These 32 bits are usually divided in 4 octets, and separated with a dot. Example: 11000110.00110011.01100100.00000000 In order to become more familiar for human, they are usually represented using decimal notation. Example:   […]

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How to modify Java Compiler Version

  Why would I need to change the Java compiler version? We may tend to think that we should always use the latest version of the Java compiler. However, if the compiler version is newer than the virtual machine version, system will trigger an error when trying to run. So we may want to modify […]

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