大约有 4,000 项符合查询结果（耗时：0.0110秒） [XML]
How to make connection to Postgres via Node.js
... single user name from id:
db.one('SELECT name FROM users WHERE id = $1', [123])
.then(user => {
console.log(user.name); // print user name;
})
.catch(error => {
console.log(error); // print the error;
});
// alternative - new ES7 syntax with 'await':
// await ...
Google Sheets API Setup · App Inventor 2 中文网
...用 隐私策略和使用条款 技术支持 service@fun123.cn
How to do a https request with bad certificate?
...ient:
package main
import (
"fmt"
"net/http"
"crypto/tls"
)
func main() {
http.DefaultTransport.(*http.Transport).TLSClientConfig = &tls.Config{InsecureSkipVerify: true}
_, err := http.Get("https://golang.org/")
if err != nil {
fmt.Println(err)
}
}
You ca...
Can a variable number of arguments be passed to a function?
...may find a time when they have to pass an unknown number of arguments to a function. In a case like this call your "manyArgs" by creating a list called "args" and passing that to manyArgs like this "manyArgs(*args)"
– wilbbe01
Feb 16 '11 at 6:02
...
StringUtils 字符串工具扩展：强大的文本处理工具集 · App Inventor 2 中文网
...本填充
// 左填充到10位
设置 StringUtils1.Text 为 "123"
设置 Label1.Text 为 调用 StringUtils1.LeftPad(10, "0")
// 结果: "0000000123"
// 居中对齐
设置 StringUtils1.Text 为 "Hi"
设置 Label2.Text 为 调用 StringUtils1.Center(10, "*")
// 结果: "****Hi****"
...
Fastest check if row exists in PostgreSQL
...
How about simply:
select 1 from tbl where userid = 123 limit 1;
where 123 is the userid of the batch that you're about to insert.
The above query will return either an empty set or a single row, depending on whether there are records with the given userid.
If this turns o...
oracle10g 网址收藏 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for AIX5L
http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_database.cpio.gz
http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_client.cpio.gz
http://download.oracle.com/otn/aix/oracle10g/1020...
oracle10g 网址收藏 - ORACLE - 清泛IT论坛，有思想、有深度
...Oracle Database 10g Release 2 (10.2.0.1.0) Enterprise/Standard Edition for AIX5L
http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_database.cpio.gz
http://download.oracle.com/otn/aix/oracle10g/10201/10gr2_aix5l64_client.cpio.gz
http://download.oracle.com/otn/aix/oracle10g/10201/10g...
C＋＋模板的特化 - C/C++ - 清泛网 - 专注C/C++及内核技术
...2>, T3&> {};
最后，还有一种超级牛X的，在tr1里面用以实现function的，以前我都没见过还可以这么玩的：
template<typename T>
class Y;//这是在声明一个类模板，既然声明了，以后就得按这个规矩来，在我们之前的编程经验里，可以重复...