Results for “save file”
Small, practical examples. Search by task or narrow things down below.
Capture output while handling a failed command
Bash Scripts: An assignment inherits the status of its command substitution, allowing both output and status to be handled.
Bash Scripts✓ Tested
Capture standard output and standard error separately
Bash Scripts: Use distinct redirections when diagnostic text should not be mixed with data.
Bash Scripts✓ Tested
Center a fixed-size absolute child with auto margins
CSS: An all-zero inset plus auto margins distributes the available space around the child.
CSS✓ Tested
Center a small item in a grid cell
CSS: Place-items sets both block-axis and inline-axis item alignment.
CSS✓ Tested
Center content with flexbox
Center a child along both axes inside a CSS flex container.
CSS✓ Tested
Change a control’s appearance on hover
CSS: Hover applies while a pointing device is positioned over the element.
CSS✓ Tested
Change directory only for one operation
Bash Scripts: A subshell makes a temporary directory change without affecting later commands.
Bash Scripts✓ Tested
Change visual order without changing DOM order
CSS: Order changes flex painting positions while keyboard and reading order still follow the document.
CSS✓ Tested
Check a change for whitespace problems
Git: Check a change for whitespace problems inside the disposable repository created by the input setup.
Git✓ Tested
Check a literal prefix in C++17
C++: Use string compare because starts_with was introduced after C++17.
C++✓ Tested
Check a literal string prefix
C: strncmp compares at most the prefix length; both inputs must be valid strings.
C✓ Tested
Check a literal suffix in C++17
C++: Check lengths before subtracting to avoid an unsigned underflow.
C++✓ Tested