老用户购买和原来的数据库在同一个内网吗?
标题:腾讯云云产品新购特惠,五折上云!
地址:https://cloud.tencent.com/act/first_purchase?utm_source=portal&utm_medium=rightbanner&utm_campaign=firstpurchase&utm_term=0115
浏览器信息
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Saf
我需要使用这个散列算法,但我的问题是,惠特,我能给它定长吗?我需要它长6或7个字符,有时更大,有时更小.
String.prototype.hashCode = function () {
var hash = 0,
i, chr, len;
if (this.length == 0) return hash;
for (i = 0, len = this.length; i < len; i++) {
chr = this.charCodeAt(i);
hash = ((hash << 5) - ha