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Read environment variables in Node.js
...bles per project:
Create a .env file under the project directory and put all of your
variables there.
Add this line in the top of your application entry file:
require('dotenv').config();
Done. Now you can access your environment variables with process.env.ENV_NAME.
...
Timeout expired. The timeout period elapsed prior to completion of the operation or the server is no
...ode and select Activity Monitor. Take a look at the running processes.
Normally most will be idle or running. When the problem occurs you can identify any blocked process by the process state. If you right-click on the process and select details it'll show you the last query executed by the process....
How to upload, display and save images using node.js and express [closed]
...
First of all, you should make an HTML form containing a file input element. You also need to set the form's enctype attribute to multipart/form-data:
<form method="post" enctype="multipart/form-data" action="/upload">
<in...
Can I get JSON to load into an OrderedDict?
...
I am perplexed. The docs say the object_pairs_hook gets called for each literal that gets decoded into pairs. Why doesn't this create a new OrderedDict for each record in the JSON?
– Tim Keating
Apr 25 '14 at 19:33
...
How do I run a node.js app as a background service?
.../bin
Environment=NODE_ENV=production
WorkingDirectory=/var/www/myapp
[Install]
WantedBy=multi-user.target
Note if you're new to Unix: /var/www/myapp/app.js should have #!/usr/bin/env node on the very first line.
Copy your service file into the /etc/systemd/system.
Start it with systemctl start...
How can I restore the MySQL root user’s full privileges?
I accidentally removed some of the privileges from my MySQL root user, including the ability to alter tables. Is there some way I can restore this user to its original state (with all privileges)?
...
App Inventor 2 连接方式：AI伴侣、模拟器、USB · App Inventor 2 中文网
...局域网内吗？
A：旧的兼容模式的测试原理是电脑端启动Web服务供手机连接，两者必须在同一局域网内。
但是最新版升级了通信方式（Webrtc技术）后去除了这一限制，经验证手机、电脑任意的网络环境下均可正常测试，欢迎体...
How to create custom easing function with Core Animation?
... function easier using two new timing objects.
1) UICubicTimingParameters allows to define cubic Bézier curve as an easing function.
let cubicTimingParameters = UICubicTimingParameters(controlPoint1: CGPoint(x: 0.25, y: 0.1), controlPoint2: CGPoint(x: 0.25, y: 1))
let animator = UIViewPropertyAni...
What is the difference between RegExp’s exec() function and String’s match() function?
...egular expression is meant to be used in a loop, as it will still retrieve all matched subexpressions. So:
var re = /[^\/]+/g;
var match;
while (match = re.exec('/a/b/c/d')) {
// match is now the next match, in array form.
}
// No more matches.
String.match does this for you and discards th...
Why does the MongoDB Java driver use a random number generator in a conditional?
...k && Math.random() <= 0.1)
return res;
The commit that originally introduced this logic had
if (_ok == true) {
_logger.log( Level.WARNING , "Server seen down: " + _addr, e );
} else if (Math.random() < 0.1) {
_logger.log( Level.WARNING , "Server seen down: " + _addr );
}
—a...