Results for “write file”
Small, practical examples. Search by task or narrow things down below.
Write several messages through one file descriptor
Bash Scripts: Open a destination once and close the descriptor after writing.
Bash Scripts✓ Tested
Write text to a new practice file
Linux Commands: Write text to a new practice file using GNU/Linux commands in an empty practice directory.
Linux Commands✓ Tested
Write UTF-8 text to a file
Save a string without adding an extra newline.
Set-Content✓ Tested
Replace a text file with an atomic rename
Prepare new content beside the target before renaming it into place.
atomic write✓ Tested
Replace bytes at a known position in a binary file
C: Open in update mode and seek before writing a fixed-size replacement.
C✓ Tested
Set owner-only read and write permissions
C++: Replace ordinary permission bits with the requested owner permissions.
C++✓ Tested
Write and read binary bytes
Java: Use the byte-oriented Files methods when text encoding should not be involved.
Java✓ Tested
Write and read bytes without text conversion
C++: Use binary stream modes and check each I/O operation before consuming its result.
C++✓ Tested
Write and read raw bytes
C#: Use the byte-oriented file APIs when no text encoding should be applied.
C#✓ Tested
Append text to a file
Open a C++ stream in append mode and verify the write.
C++✓ Tested
Check whether a file is already sorted
Linux Commands: Use sort -C for a quiet status check that does not rewrite the file.
Linux Commands✓ Tested
Copy a file in bounded binary chunks
C: Check read, write, and close errors while copying without loading the entire file.
C✓ Tested