Results for “Ownership & optional values”

C#Collections

Filter even numbers ↗

Use LINQ Where to keep even C# values.

C#✓ Tested

JavaCollections

Filter even numbers ↗

Use a Java stream to collect only even values.

Java✓ Tested

JavaScriptArrays

Filter even numbers ↗

Create a JavaScript array containing only even values.

JavaScript✓ Tested

PowerShellHashtables & object records

Find differences between two collections ↗

PowerShell: Compare-Object marks reference-only values with a left arrow and difference-only values with a right arrow.

PowerShell✓ Tested

SQL ServerDates & text

Find the final day of a month ↗

Use EOMONTH without manually calculating month length.

EOMONTH✓ Tested

jQueryAnimation completion

Finish all queued animations immediately ↗

jQuery: finish jumps current and queued animations to their final values.

jQuery✓ Tested

Bash ScriptsText parsing & arithmetic

Format a numeric label with leading zeroes ↗

Bash Scripts: Use a constant printf format string and supply values as separate arguments.

Bash Scripts✓ Tested

CSmall algorithms & bit operations

Generate a bounded Fibonacci sequence ↗

C: Keep only the two previous values instead of using exponential recursive calls.

C✓ Tested

PythonMappings & sets

Group records by a field ↗

Python: Accumulate related values with defaultdict without checking whether each group exists.

Python✓ Tested

JavaScriptObject behavior & collections

Group records into map entries ↗

JavaScript: Initialize an array for a missing Map key before appending its values.

JavaScript✓ Tested

TypeScriptObject behavior & collections

Group records into map entries ↗

TypeScript: Initialize an array for a missing Map key before appending its values.

TypeScript✓ Tested

PythonGetting Started

Handle three possible outcomes ↗

Python: Check high, normal and low values with an ordered conditional chain.

Python✓ Tested