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“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
I wrote application for linux which uses Qt5.
17 Answers
17
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Android - Package Name convention
... the layout on the storage media. If you consider each period ('.') in the application name as a path separator, all applications from a publisher would sit together in the path hierarchy.
So, for instance, packages from Adobe would be of the form:
com.adobe.reader (Adobe Reader)
com.adobe.photosh...
What are namespaces?
...use their surnames to tell them apart.
The Scenario
Suppose you write an application that uses a function named output(). Your output() function takes all of the HTML code on your page and sends it to the user.
Later on your application gets bigger and you want to add new features. You add a lib...
ASP.NET MVC Relative Paths
In my applications, I often have to use relative paths. For example, when I reference JQuery, I usually do so like this:
11...
Cache an HTTP 'Get' service response in AngularJS?
...les basic caching for all $http requests (which $resource inherits):
var app = angular.module('myApp',[])
.config(['$httpProvider', function ($httpProvider) {
// enable http caching
$httpProvider.defaults.cache = true;
}])
...
Passing arguments to angularjs filters
...n just for this. If you rewrite your HTML as below it'll work:
<div ng:app>
<div ng-controller="HelloCntl">
<ul>
<li ng-repeat="friend in friends | filter:{name:'!Adam'}">
<span>{{friend.name}}</span>
<span>{{friend.phone}}</span>...
Linux c++ error: undefined reference to 'dlopen'
...found some interesting facts. With CC=Clang, this works:
$CC -ldl -x c -o app.exe - << EOF
#include <dlfcn.h>
#include <stdio.h>
int main(void)
{
if(dlopen("libc.so.6", RTLD_LAZY | RTLD_GLOBAL))
printf("libc.so.6 loading succeeded\n");
else
printf("libc.so.6 loading fa...
javascript node.js next()
...
This appears to be a variable naming convention in Node.js control-flow code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done.
See, for example, the code samples here:
...
Proper way to return JSON using node or Express
...(anObject, null, 3)
It's important that you set the Content-Type header to application/json, too.
var http = require('http');
var app = http.createServer(function(req,res){
res.setHeader('Content-Type', 'application/json');
res.end(JSON.stringify({ a: 1 }));
});
app.listen(3000);
// > {...
What is the difference between --save and --save-dev?
...tests, minification..
--save is used to save the
package required for the application to run.
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