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Results for “file check”

Small, practical examples. Search by task or narrow things down below.

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Linux CommandsArchive integrity & packaging

Read one archived file to standard output

Linux Commands: Use tar -O with an explicit member name instead of writing files to disk.

Linux Commands✓ Tested
C++Filesystem operations

Read the byte size of a regular file

C++: file_size reads filesystem metadata without loading file contents.

C++✓ Tested
Linux CommandsGetting Started

Read the filename portion of a path

Linux Commands: Read the filename portion of a path using GNU/Linux commands in an empty practice directory.

Linux Commands✓ Tested
GitGetting Started

Recognize an untracked file

Git: Recognize an untracked file inside the disposable repository created by the input setup.

Git✓ Tested
Bash ScriptsDiagnostics & defensive scripting

Refuse to overwrite an existing file with redirection

Bash Scripts: Noclobber makes a plain greater-than redirection fail when the target already exists.

Bash Scripts✓ Tested
SQLConstraints & defaults

Reject a negative quantity with CHECK

SQL: Combine NOT NULL and CHECK because an unknown NULL check result is normally accepted.

SQL✓ Tested
SQL ServerConstraints & defaults

Reject a negative quantity with CHECK

SQL Server: Combine NOT NULL and CHECK because an unknown NULL check result is normally accepted.

SQL Server✓ Tested
PostgresConstraints & defaults

Reject a negative quantity with CHECK

Postgres: Combine NOT NULL and CHECK because an unknown NULL check result is normally accepted.

Postgres✓ Tested
SQLiteConstraints & defaults

Reject a negative quantity with CHECK

SQLite: Combine NOT NULL and CHECK because an unknown NULL check result is normally accepted.

SQLite✓ Tested
Bash ScriptsVariables & text

Remove a filename extension

Keep the path while removing its final extension.

filename✓ Tested
GitRestoring & revising local work

Remove only a named untracked scratch file

Git: Use a narrow pathspec after reviewing the dry run; clean cannot recover untracked content.

Git✓ Tested
PowerShellFile operations & integrity

Rename a file in its current directory

PowerShell: Rename-Item changes the name without moving the item to another directory.

PowerShell✓ Tested