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psql: FATAL: Peer authentication failed for user “dev”
...
Try:
psql -U user_name -h 127.0.0.1 -d db_name
where
-U is the database user name
-h is the hostname/IP of the local server, thus avoiding Unix domain sockets
-d is the database name to connect to
This is then evaluated as a "network" connection...
Using reCAPTCHA on localhost
... the list of domains."
This will only work if you access localhost using 127.0.0.1/... rather than localhost/....
The original answer is preserved below.
According to the reCAPTCHA Developer's Guide:
"localhost domains are no longer supported by default. If you wish to continue supporting...
MongoDB数据导出导入工具：mongoexport,mongoimport - 大数据 & AI - 清泛...
...odb]# ./bin/mongoexport -d test -c students -o students.dat
connected to: 127.0.0.1
exported 9 records
命令执行完后使用ll命令查看，发现目录下生成了一个students.dat的文件
-rw-r--r-- 1 root root 869 Aug 21 00:05 students.dat
查看该文件信息，具体信息如...
Can we make unsigned byte in Java
...byte value, as would C. To express positive integers above Byte.MAX_VALUE (127) you have to use an other integer type, like short, int or long.
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How to get a URL parameter in Express?
...am facing an issue on getting the value of tagid from my URL: localhost:8888/p?tagid=1234 .
4 Answers
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AsciiConversion 拓展问题：字母开头的会出现“C2”非预期字符 - App Inven...
...scii拓展将二进制列表转换成字符串再发送，当二进制为0~127时，能够正常转换发送并还原二进制值，但是 >127的二进制还原后前面多了一个C2字节，大概是Ascii拓展内部判断它不是有效ASCII码时加上的。
3、0~127 是有效的ASCII码...
What is the Python 3 equivalent of “python -m SimpleHTTPServer”
...terfaces you can use -b or --bind flag.
python -m http.server 8000 --bind 127.0.0.1
The above snippet should do the trick. 8000 is the port number. 80 is used as the standard port for HTTP communications.
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Is ASCII code 7-bit or 8-bit?
...ld me ASCII is 8-bit character coding scheme. But it is defined only for 0-127 codes which means it can be fit into 7-bits. So can't it be argued that ASCII bit is actually 7-bit code?
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How do you connect localhost in the Android emulator? [duplicate]
... actual machine.
As you've learned, when you use the emulator, localhost (127.0.0.1) refers to the device's own loopback service, not the one on your machine as you may expect.
You can use 10.0.2.2 to access your actual machine, it is an alias set up to help in development.
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Scaling Node.js
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Nginx load balancing example:
http {
upstream myproject {
server 127.0.0.1:8000 weight=3;
server 127.0.0.1:8001;
server 127.0.0.1:8002;
server 127.0.0.1:8003;
}
server {
listen 80;
server_name www.domain.com;
location / {
proxy_pass http://myproject;
...