Defensive coding is a way of ensuring your program or code continues to function under unforeseen or unintended circumstances. Imagine a hacker or malicious user is trying to find vulnerabilities in your program, such as seeing the contents of a … Click to read more
Tag: computer science
What is Code Obfuscation?
Code obfuscation is a way to disguise what code is actually doing while still allowing the code to be compiled or interpreted. Obfuscating code can be used to make it harder for someone else to understand and read the code. … Click to read more
What is Hashing?
Hashing is a way to convert readable information into a more secure non-readable format. You can use hashing to secure passwords or any other information you don’t want hackers to be able to access. Hashing can also be used to … Click to read more
Data vs. Information
Data and information are often confused or used interchangeably when in fact they have two different meanings. Information refers to stuff that is readable and understandable by a human, it is human-readable. Such as a plain text password or a … Click to read more
What is Encoding?
Encoding is the process of transforming the format of information into a different format required for consumption by a different program or service. This can be compared to translating natural languages, like English or French, so that the other person … Click to read more
What is Encryption?
Encryption is the process of securing information and translating it into unreadable data. Encryption is a two-way process, which means anything that is encrypted can be decrypted too. It is often used to secure users’ passwords or to secure sensitive … Click to read more
Concurrency vs. Parallelism
Concurrency and parallelism are two distinct words with distinct meanings that are often misused or confused. They both refer to the execution of multiple tasks and how multi-tasking is handled by the computer.
Parallelism is true multi-tasking, where two or … Click to read more
Bits, Bytes, and Binary
If you’ve ever talked to someone who works with computers or read something about how computers work then you’ve probably heard the phrase “computers are just a bunch of ones and zeros”. This is true, but there is so much … Click to read more
Unit and Integration Tests Explained
Unit and integration tests are two types of software level tests. Software level tests involve writing additional code to test existing code. The difference between unit and integration tests is what you would test within each individual test; how much … Click to read more
How Do You Test Software?
Testing software verifies that the software works as you expect and as you want it to function. Testing is vital to the full software developer life cycle. Without testing software you write you cannot confirm that is functions as you … Click to read more