大约有 47,000 项符合查询结果（耗时：0.0262秒） [XML]
What are “res” and “req” parameters in Express functions?
...e named anything. You could change that code to this if it's more clear:
app.get('/user/:id', function(request, response){
response.send('user ' + request.params.id);
});
Edit:
Say you have this method:
app.get('/people.json', function(request, response) { });
The request will be an object...
Django dynamic model fields
I'm working on a multi-tenanted application in which some users can define their own data fields (via the admin) to collect additional data in forms and report on the data. The latter bit makes JSONField not a great option, so instead I have the following solution:
...
Android - How to get application name? (Not package name)
... string directly instead of a resource.
Just do:
public static String getApplicationName(Context context) {
ApplicationInfo applicationInfo = context.getApplicationInfo();
int stringId = applicationInfo.labelRes;
return stringId == 0 ? applicationInfo.nonLocalizedLabel.toString() : con...
Yes/No message box using QMessageBox
...uestion for that.
Example in a hypothetical widget's slot:
#include <QApplication>
#include <QMessageBox>
#include <QDebug>
// ...
void MyWidget::someSlot() {
QMessageBox::StandardButton reply;
reply = QMessageBox::question(this, "Test", "Quit?",
...
How to change Android version and code version number?
...version and code version number Android Studio? I want to change apk file (app) on Google Play and I need to change Android version and code version number. I tried with this in AndroidManifest.xml file in Android Studio:
...
What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
...ime without additional configuration information.
[Snip]
The good news for applications is that you have the option of falling back to .NET 2.0 era binding for these assemblies by setting an app.config flag like so:
<startup useLegacyV2RuntimeActivationPolicy="true">
<supportedRuntime ver...
How can I list all collections in the MongoDB shell?
...ons
The reason I call that non-JavaScript is because:
$ mongo prodmongo/app --eval "show collections"
MongoDB shell version: 3.2.10
connecting to: prodmongo/app
2016-10-26T19:34:34.886-0400 E QUERY [thread1] SyntaxError: missing ; before statement @(shell eval):1:5
$ mongo prodmongo/app --eva...
Use underscore inside Angular controllers
...eady been loaded on the page
}]);
And then you can ask for the _ in your app's module:
// Declare it as a dependency of your module
var app = angular.module('app', ['underscore']);
// And then inject it where you need it
app.controller('Ctrl', function($scope, _) {
// do stuff
});
...
AngularJs: How to check for changes in file input fields?
...to read the uploaded file path from HTML 'file' field whenever a 'change' happens on this field. If i use 'onChange' it works but when i use it angular way using 'ng-change' it doesn't work.
...
Combating AngularJS executing controller twice
...
The app router specified navigation to MyController like so:
$routeProvider.when('/',
{ templateUrl: 'pages/home.html',
controller: MyController });
But I also had this in home.html:
&l...