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News
What If the Compiler Is Lying to You?
1+ day, 2+ hour ago (1640+ words) Imagine you inspect a program. You read the source code. You review the repository. You compare the resulting binary. And the backdoor is still there. Not because you missed a line of code. Because the compiler itself was taught to…...
Pointer Arithmetic in C: Rules and Worked Examples
3+ day, 5+ hour ago (634+ words) Understand how C pointers move across arrays, where arithmetic is valid, and why one-past pointers are useful but never readable. Includes code, traces, and common traps. Exam prep & CS education The useful operations are p + n, p - n, p++, p--, p…...
Torvalds blames AI for Linux 7.3-rc2, mostly in jest
5+ day, 19+ hour ago (623+ words) Linus Torvalds says AI is an easy thing to blame for an oversized Linux 7.3-rc2. The kernel already has a tag that could answer it properly....
C++ const vs constexpr vs consteval: One Worked Program
1+ week, 18+ hour ago (665+ words) See exactly what each C++ keyword guarantees. One C++20 program separates immutability, optional constant evaluation and mandatory constant evaluation. Exam prep & CS education Start with an ordinary function and a const object: Do not turn that into the rule "const…...
The Compiler as Validator: When a Free Model's Wrong C++ Is Still Cheap
1+ week, 1+ day ago (552+ words) A free model will write wrong C++ template code. That is not a problem when the compiler is the validator. In this experiment, a free model wrote ten SFINAE detectors; nine reached correctness after feeding compiler errors back into the…...
Memory in C++
1+ week, 4+ day ago (830+ words) Normally, whenever we hear the term memory, we think of a part of computer hardware that is faster than RAM, or we may think of the place where the CPU keeps the data it is currently working on. But things…...
C++ Classes and Objects MCQs: 11 Solved Questions
1+ week, 5+ day ago (1060+ words) Work through 11 C++ classes and objects MCQs, then use the fresh explanations and fixed examples to repair mistakes in access, lifetime and inheritance rules. Exam prep & CS education In context of C++, which of the following is a valid statement?...
Operator Overloading in C++: Syntax, Rules, Examples
1+ week, 5+ day ago (494+ words) Learn what C++ calls for an overloaded operator, then test addition, stream output, increment, and fraction comparison with exact values. Exam prep & CS education An overloaded operator is a function with a special name such as operator+. The compiler selects…...
Program Organization (with Examples in C)
1+ week, 5+ day ago (988+ words) In my book Why Learn C, Chapter 13, Program Organization, I wrote in part: I also gave an example using the source files of ad: For example, color.c contains the definitions of functions for printing text in color to a…...
He D. - C++ Developer
2+ week, 20+ hour ago (78+ words) OpenTrain AI No task types listed Computer Science and Technology graduate with 3 years of hands-on experience in C++ software development. Strong foundation in programming, algorithms, data structures, object-oriented design, debugging, and performance optimization. Native speaker of Mandarin and Cantonese, with…...