Loops
mysql create store procedure for loops, and with parameters respectively
drop procedure if exists insert_into_t2_sp; DELIMITER // CREATE PROCEDURE insert_into_t2_sp() BEGIN DECLARE i INT DEFAULT 2; WHILE (i <= 1000000) DO I ......
Exercise: Loops and Functions
牛顿迭代法求平方根，Go的tour一上来就搞一个这么高级的练习，吓到我了。不过还好练习说明里面给出了逼近公式，主要代码如下： 1 func Sqrt(x float64) float64 { 2 e, z := 1e-15, 1.0 3 for math.Abs(z*z - x) > e { 4 z ......
Loops should be simplified with "LINQ" expressions
Loops should be simplified with "LINQ" expressions Why is this an issue? When a loop is filtering, selecting or aggregating, those functions can be ha ......
Oracle反连接和外连接中NESTED LOOPS无法更改驱动表
Oracle反连接和外连接中NESTED LOOPS无法更改驱动表 先说反连接，现有SQL如下： select t.* from t where t.col not in (select /*+ nl_aj */ tt.col from tt where tt.col is not null) an ......
Loops in C++
#include <iostream> using namespace std; int main() { int v[] = {0,1,2,3,4}; for(auto x : v) { cout << x << endl; } for(auto y : {10, 20, 30}) { cout ......