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How does Access-Control-Allow-Origin header work?
...hen a page from http://www.example.com attempts to access a user's data in service.example.com, the following request header would be sent to service.example.com:
Origin: http://www.example.com
The server at service.example.com may respond with:
An Access-Control-Allow-Origin (ACAO) header in its...
Possible reasons for timeout when trying to access EC2 instance
... for the Cloud: Best Practices (PDF), a paper by Jinesh Varia who is a web services evangelist at Amazon. See especially the section titled "Design for failure and nothing will fail".)
share
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impro...
Mysql ibdata 丢失或损坏如何通过frm&ibd 恢复数据 - 更多技术 - 清泛网 - ...
...iboid` bigint(20)) ENGINE=InnoDB DEFAULT CHARSET=utf8;
c、关闭mysql， service mysqld stop；
d、用需要恢复的frm文件覆盖刚新建的frm文件；
e、修改my.ini 里 innodb_force_recovery=1 ， 如果不成修改为 2,3,4,5,6。
f、 启动mysql，service mysqld start；show create...
How do I redirect to another webpage?
...he table with the new data. The example below assumes that you have a web service that returns the new page data.
$(document).ready( function() {
$('a.pager-link').click( function() {
var page = $(this).attr('href').split(/\?/)[1];
$.ajax({
type: 'POST',
...
How to make an alert dialog fill 90% of screen size?
... adjust layout
LayoutInflater inflater = (LayoutInflater)activity.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
View layout = inflater.inflate(R.layout.your_dialog_layout, null);
layout.setMinimumWidth((int)(displayRectangle.width() * 0.9f));
layout.setMinimumHeight((int)(displayRectangle.heigh...
Using port number in Windows host file
...an be used.
Note: I am assuming 127.65.43.21:80 is not occupied by another service.
You can check with netstat -a -n -p TCP | grep "LISTENING"
added the following network configuration with netsh command utility
netsh interface portproxy add v4tov4 listenport=80 listenaddress=127.65.43.21 connec...
Postgres - FATAL: database files are incompatible with server
...om bottle on 2018-11-04 at 15:13:13
$ brew switch postgresql 9.6.3
$ brew services stop postgresql
$ brew services start postgresql
Otherwise, consider this brew command to migrate existing data: brew postgresql-upgrade-database. Check out the source code.
...
Sending emails in Node.js? [closed]
...ocol to send Email
var smtpTransport = mailer.createTransport("SMTP",{
service: "Gmail",
auth: {
user: "gmail_id@gmail.com",
pass: "gmail_password"
}
});
var mail = {
from: "Yashwant Chavan <from@gmail.com>",
to: "to@gmail.com",
subject: "Send Email Usi...
Why are data transfer objects (DTOs) an anti-pattern?
...ent them. That's 3. And if, god forbid, there's some sort of remoting (web services / xml-rpc / whatever) going on, you can easily get to 4 or 5.
– ChssPly76
Sep 17 '09 at 20:20
18...
Angular HttpPromise: difference between `success`/`error` methods and `then`'s arguments
...
Source code from angular.js of $http service: promise.success = function(fn) { promise.then(function(response) { fn(response.data, response.status, response.headers, config); }); return promise; };
– Alex Che
Nov 28 '13 a...