PROGRAMMING
怎样在QueryBuilder中使用PostgreSQL中的?操作符
在我们使用Laravel的QueryBuilder中的whereRaw()的时候，? 会被当作Bindings来进行处理。但是在PostgreSQL中存在着许多?的操作符。本文将会介绍怎样处理?操作符。
LEETCODE PROGRAMMING
Leetcode —— Palindrome Number
Given an integer x, return true if x is palindrome integer.
An integer is a palindrome when it reads the same backward as forward. For example, 121 is palindrome while 123 is not.
LEETCODE
Leetcode —— Reverse Integer
Given a signed 32-bit integer x, return x with its digits reversed. If reversing x causes the value to go outside the signed 32-bit integer range [-231, 231 – 1], then return 0.
LEETCODE PROGRAMMING
Leetcode —— two_sum
Given an array of integers nums and an integer target, return indices of the two numbers such that they add up to target.
You may assume that each input would have exactly one solution, and you may not use the same element twice.
You can return the answer in any order.
PROGRAMMING
how to backup mysql database and upload to dropbox
in this post, I will show you how to backup MySQL 阅读更多…