Bits

You can use the built-in function __builtin_choose_expr to evaluate code depending on the value of a constant expression. This built-in function returns exp1 if const_exp, which is an integer constant expression, is nonzero. Otherwise it returns exp2.

Apr 6, 2026 — 66 AI articles summarized

The alloca() function allocates size bytes of space in the stack frame of the caller. This temporary space is automatically freed when the function that called alloca() returns to its caller.

Apr 5, 2026 — 27 AI articles summarized

Apr 4, 2026 — 41 AI articles summarized

Apr 3, 2026 — 58 AI articles summarized

Apr 2, 2026 — 68 AI articles summarized

A guide to understanding and using the -fsigned-char and -funsigned-char GCC options to control the signedness of plain char.

Apr 1, 2026 — 68 AI articles summarized

The nonnull attribute specifies that some function parameters should be non-null pointers. This allows the compiler to check at compile-time if a null pointer is passed to these arguments.

Mar 31, 2026 — 65 AI articles summarized

How to launch a package via ADB commands.

Mar 30, 2026 — 70 AI articles summarized

Mar 29, 2026 — 33 AI articles summarized

Mar 28, 2026 — 35 AI articles summarized

Exploring why NULL and 0 are not equivalent in GNU C through pre-processor results and memory analysis.

Mar 27, 2026 — 64 AI articles summarized

Mar 26, 2026 — 65 AI articles summarized

The cleanup attribute runs a function when a variable goes out of scope. This attribute can only be applied to auto function scope variables.

Mar 25, 2026 — 72 AI articles summarized

Explore the -Wformat option in GCC to detect format string errors and security vulnerabilities at compile time.

Mar 24, 2026 — 76 AI articles summarized

How to resolve 'read-only file system' errors by disabling dm-verity and remounting partitions via ADB.

How to use 'pm2 startup' to ensure PM2 processes start automatically after a system reboot.

Mar 23, 2026 — 85 AI articles summarized

Mar 22, 2026 — 37 AI articles summarized

Mar 21, 2026 — 41 AI articles summarized

Mar 20, 2026 — 57 AI articles summarized