String SUGGEST_UPDATE_REQUEST_INTERVAL = "suggest.update.request.interval";

    /** The key of the configuration. e.g. 2 */
    String SUGGEST_UPDATE_DOC_PER_REQUEST = "suggest.update.doc.per.request";

    /** The key of the configuration. e.g. 50% */
    String SUGGEST_UPDATE_CONTENTS_LIMIT_NUM_PERCENTAGE = "suggest.update.contents.limit.num.percentage";

added during our alphas and maintained during betas, this mixin was\n// designed to prevent `:hover` stickiness on iOS-an issue where hover styles\n// would persist after initial touch.\n//\n// For backward compatibility, we've kept these mixins and updated them to\n// always return their regular pseudo-classes instead of a shimmed media query.\n//\n// Issue: https://github.com/twbs/bootstrap/issues/25195\n\n@mixin hover() {\n  &:hover { @content; }\n}\n\n@mixin hover-focus() {\n  &:hover,\n  &:focus...