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Results for “ps”

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

442 snippets foundClear filters
Arduino / CArrays & embedded state

Group related readings in a struct

Arduino / C: A struct keeps a sample’s fields together without dynamic allocation.

Arduino / C✓ Tested
PowerShellStructured formats & encodings

Handle a malformed JSON document

PowerShell: ConvertFrom-Json reports a terminating conversion error under the selected error preference.

PowerShell✓ Tested
PowerShellFunctions & control

Handle a terminating error

Catch conversion failures and produce a clear fallback.

try catch✓ Tested
PowerShellGetting Started

Handle an expected terminating error

PowerShell: Handle an expected terminating error using PowerShell 7.

PowerShell✓ Tested
PostgresSubqueries & ranked selection

Include every row tied for the highest score

Postgres: Compare with MAX rather than limiting to an arbitrary number of rows.

Postgres✓ Tested
PostgresSubqueries & ranked selection

Include missing values in a not-equal filter

Postgres: Ordinary inequality does not include NULL; explicitly include it when that is the intended rule.

Postgres✓ Tested
PostgresBulk changes & set operations

Increment a stored value in the database

Postgres: An in-database arithmetic update avoids a separate application read-modify-write step.

Postgres✓ Tested
SQLChange & combine data

Insert a row with named columns

Add a record without relying on implicit column order.

INSERT✓ Tested
PowerShellGetting Started

Insert a variable into a string

PowerShell: Insert a variable into a string using PowerShell 7.

PowerShell✓ Tested
Docker / ComposeLimits & process security

Insert Docker’s small init process

Docker / Compose: The init option adds a PID 1 process that reaps children and forwards signals.

Docker / Compose✓ Tested
PostgresBulk changes & set operations

Insert only keys absent from a destination

Postgres: NOT EXISTS supports a set-based missing-row insert in a single-writer example.

Postgres✓ Tested
PowerShellStrings & literal text

Insert values into a multiline template

PowerShell: A double-quoted here-string expands variable references.

PowerShell✓ Tested