Asynchronously upgrades language packs after other upgrades have been made.
Initialize the upgrade strings.
Upgrade a language pack.
Bulk upgrade language packs.
Determines if this WordPress Core version should update to an offered version or not.
Compare the disk file checksums against the expected checksums.
Send a HTTP request to a URI using PHP Streams.
Verifies the received SSL certificate against its Common Names and subjectAltName fields.
Determines whether this class can be used for retrieving a URL.
Builds a query string for comparing time values (hour, minute, second).
Determines and validates what comparison operator to use.
Validates a column name parameter.
Generate WHERE clause to be appended to a main query.
Turns a single date clause into pieces for a WHERE clause.