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Page 252 of my articles, tutorials, and thoughts
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How to escape the % (percent) sign in C"s printf
# How to Escape the % (Percent) Sign in C's printf š Are you a C programmer who's struggling with escaping the pesky % sign in C's printf? Don't worry, you're not alone! Many developers face this common issue when working with printf. But fear not, we've
Is uninitialized local variable the fastest random number generator?
# Is uninitialized local variable the fastest random number generator? š¤ Have you ever wondered if using an uninitialized local variable can be the fastest way to generate random numbers? š¤ Well, let's dive into this intriguing question and find out the
What does a type followed by _t (underscore-t) represent?
# š¤ What does a type followed by _t (underscore-t) represent? Have you ever come across code like this: ```c int_t anInt; ``` And wondered what the `_t` after the type represents? You're not alone! This seemingly simple question has puzzled many devel
What is a bus error? Is it different from a segmentation fault?
## š» Understanding Bus Error and Segmentation Fault in Simple Terms Have you ever encountered a "bus error" or a "segmentation fault" while working with code? š¤ It can be frustrating, confusing, and often leads to hair-pulling moments. But fear not! In
How do I create an array of strings in C?
# How to Create an Array of Strings in C š Creating an array of strings in C might seem daunting, but fear not! We're here to guide you through the process and provide easy solutions to overcome any obstacles. š ## The Warning: "Assignment from Incompa
What"s the purpose of using braces (i.e. {}) for a single-line if or loop?
# The Purpose of Using Braces for a Single-line "if" or Loop š Hey there, tech enthusiasts! Today, we're going to unravel the mystery behind using braces ({}) for a single-line "if" or loop in programming languages like C++. š¤ You might have come acros
How to detect reliably Mac OS X, iOS, Linux, Windows in C preprocessor?
š **Tech Blog:** How to šµļø reliably detect Mac OS X, iOS, Linux, and Windows in C Preprocessor? š Hey there, fellow techies! šØāš» Are you facing the challenge of detecting different operating systems during the C preprocessor process? š¤ Look no furth
When should I use mmap for file access?
## When should I use mmap for file access? š Are you often puzzled by which method to use for file access in your POSIX environments? Don't worry; we've got you covered! Today, we'll delve into the advantages of using `mmap()` over the standard system ca
Size of character ("a") in C/C++
š **Size of character ('a') in C/C++** Have you ever wondered about the size of a character in C and C++? According to commonly known knowledge, the size of a `char` is 1 byte in both C and C++. But, is that always the case? Let's find out! š” **The Bas
Why should I always enable compiler warnings?
# šØ Why should I always enable compiler warnings? As a tech-savvy individual, you might have come across the advice to "always enable compiler warnings" while compiling your C and C++ programs. But have you ever wondered why it's necessary and how it can