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Populating a database in a Laravel migration file
...atabase (since we may seed before the schema is fully updated). When that happens we update the old migration to address the issue.
– darrylkuhn
Apr 4 '17 at 16:45
...
Node.js Best Practice Exception Handling
...s depending on our code architecture:
For synchronous code, if an error happens, return the error:
// Define divider as a syncrhonous function
var divideSync = function(x,y) {
// if error condition?
if ( y === 0 ) {
// "throw" the error safely by returning it
return new Er...
Why does AuthorizeAttribute redirect to the login page for authentication and authorization failures
...The 401 (Unauthorized) status code indicates that the request has not been applied because it lacks valid authentication credentials for the target resource.
From "Hypertext Transfer Protocol (HTTP/1.1): Semantics and Content" (RFC 7231):
The 403 (Forbidden) status code indicates that the serv...
Getting thread id of current method call
..., and increasing numbers for each additional thread that's created by your app.)
– Duncan C
Oct 2 '15 at 12:43
@Duncan...
Fast and Lean PDF Viewer for iPhone / iPad / iOS - tips and hints?
...
I have build such kind of application using approximatively the same approach except :
I cache the generated image on the disk and always generate two to three images in advance in a separate thread.
I don't overlay with a UIImage but instead draw t...
How to create a HTTP server in Android? [closed]
...thod. You also need to stop and resume this thread as needed. The simplest approach seems to kill the waiting thread by closing the ServerSocket.
If you only need a server while your activity is on the top, starting and stopping ServerSocket thread can be rather elegantly tied to the activity life c...
How do I save a UIImage to a file?
...
Of course you can create subfolders in the documents folder of your app. You use NSFileManager to do that.
You use UIImagePNGRepresentation to convert your image to NSData and save that to disk.
// Create path.
NSArray *paths = NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUser...
How to dismiss keyboard iOS programmatically when pressing return
...
simply use this in swift to dismiss keyboard:
UIApplication.sharedApplication().sendAction("resignFirstResponder", to:nil, from:nil, forEvent:nil)
Swift 3
UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)
...
python NameError: global name '__file__' is not defined
...
This error comes when you append this line os.path.join(os.path.dirname(__file__)) in python interactive shell.
Python Shell doesn't detect current file path in __file__ and it's related to your filepath in which you added this line
So you should w...
@RequestParam vs @PathVariable
... method parameters with @RequestParam
If the URL http://localhost:8080/MyApp/user/1234/invoices?date=12-05-2013 gets the invoices for user 1234 on December 5th, 2013, the controller method would look like:
@RequestMapping(value="/user/{userId}/invoices", method = RequestMethod.GET)
public List<...