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How do I see if Wi-Fi is connected on Android?
...f (mWifi.isConnected()) {
// Do whatever
}
NOTE: It should be noted (for us n00bies here) that you need to add
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
to your
AndroidManifest.xml for this to work.
NOTE2: public NetworkInfo getNetworkInfo (int netwo...
What's the key difference between HTML 4 and HTML 5?
...veral goals which differentiate it from HTML4.
Consistency in Handling Malformed Documents
The primary one is consistent, defined error handling. As you know, HTML purposely supports 'tag soup', or the ability to write malformed code and have it corrected into a valid document. The problem is th...
Passing variables to the next middleware using next() in Express.js
...
This is what the res.locals object is for. Setting variables directly on the request object is not supported or documented. res.locals is guaranteed to hold state over the life of a request.
res.locals
An object that contains response local variables scoped ...
Git mergetool with Meld on Windows
...
Why do you not use git bash for Windows?
After install meld simply:
git config --global merge.tool meld
git config --global mergetool.meld.path "C:\Program Files (x86)\Meld\Meld.exe" <- path to meld here
Thats all!
...
Angularjs minify best practice
...his more verbose syntax you can use ngmin and a build tool (like Grunt) before you run minification. That way you can minify properly but also use either dependency injection syntax.
– jkjustjoshing
Apr 17 '14 at 17:49
...
Use underscore inside Angular controllers
...underscore has already 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 stuf...
Zooming MKMapView to fit annotation pins?
...longitudes, apply some simple arithmetic, and use MKCoordinateRegionMake.
For iOS 7 and above, use showAnnotations:animated:, from MKMapView.h:
// Position the map such that the provided array of annotations are all visible to the fullest extent possible.
- (void)showAnnotations:(NSArray *)annota...
Chrome refuses to execute an AJAX script due to wrong MIME type
...ript as JSON via AJAX, which works fine on Safari and other browsers but unfortunately will not execute in Chrome. It's coming with the following error:
...
img tag displays wrong orientation
...etadata that specify the orientation of the photo. There is a new CSS spec for image-orientation.
Just add this to your CSS:
img {
image-orientation: from-image;
}
According to the spec as of Jan 25 2016, Firefox and iOS Safari (behind a prefix) are the only browsers that support this. I'm s...
How to delete selected text in the vi editor
...ines using my mouse and I want to delete those lines, how can I do that?
Forget the mouse. To remove 5 lines, either:
Go to the first line and type d5d (dd deletes one line, d5d deletes 5 lines) ~or~
Type Shift-v to enter linewise selection mode, then move the cursor down using j (yes, use h, j,...