Results for “Strings & text”
Small, practical examples. Search by task or narrow things down below.
Reverse a string
Reverse a byte string in place with std::reverse.
C++✓ Tested
Round a decimal with an explicit rule
Java: Construct BigDecimal from text to avoid importing a binary floating-point approximation.
Java✓ Tested
Round decimal amounts explicitly
Python: Build Decimal values from strings and choose a rounding rule explicitly.
Python✓ Tested
Serialize a hashtable as JSON
Produce compact JSON for a small data object.
JSON✓ Tested
Serialize an object
Turn a JavaScript object into JSON text.
JavaScript✓ Tested
Serialize an object to JSON
Serialize a small anonymous C# object with System.Text.Json.
C#✓ Tested
Set a form field value
Populate a labeled input with jQuery val.
jQuery✓ Tested
Set a JSON property
Create an updated JSON document from existing text.
json_set✓ Tested
Set an element attribute
Update an HTML link using jQuery attr.
jQuery✓ Tested
Show the first lines of a file
Read only the first three lines of a text file, useful for checking a header or previewing a large log.
head✓ Tested
Sort and deduplicate lines
Sort lines alphabetically and remove duplicate lines in a predictable C locale.
sort✓ Tested
Split a file into fixed line-count pieces
Linux Commands: Use numeric suffixes for predictable filenames when splitting a large text file.
Linux Commands✓ Tested