Your web browser keeps a stack (or list, if you will) of the web pages that you have visited in that window. Let’s say your home page is search.example and from there you visit a few other websites: video.example, portal.example, and news.example. Upon visiting the last one, the list looks like this: search.example -> video.example … Read more
This is a bug in Firefox: https://bugzilla.mozilla.org/show_bug.cgi?id=356558 Try this workaround: <iframe src=”webpage2.html?var=xxx” id=”theframe”></iframe> <script> var _theframe = document.getElementById(“theframe”); _theframe.contentWindow.location.href = _theframe.src; </script>
You can and should not disable the browser back button or history. That’s bad for user experience. There are JavaScript hacks, but they are not reliable and will also not work when the client has JS disabled. Your concrete problem is that the requested page is been loaded from the browser cache instead of straight … Read more
Use a hidden form. Form data is preserved (typically) in browsers when you reload or hit the back button to return to a page. The following goes in your page (probably near the bottom): <form name=”ignore_me”> <input type=”hidden” id=”page_is_dirty” name=”page_is_dirty” value=”0″ /> </form> In your javascript, you will need the following: var dirty_bit = document.getElementById(‘page_is_dirty’); … Read more
Android’s design does not favor exiting an application by choice, but rather manages it by the OS. You can bring up the Home application by its corresponding Intent: Intent intent = new Intent(Intent.ACTION_MAIN); intent.addCategory(Intent.CATEGORY_HOME); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); startActivity(intent);
Remove your key listener or return true when you have KEY_BACK. You just need the following to catch the back key (Make sure not to call super in onBackPressed()). Also, if you plan on having a service run in the background, make sure to look at startForeground() and make sure to have an ongoing notification … Read more
I believe the solutions are the following You actually either: Don’t want to display that ugly back button ( :] ), and thus go for : AppBar(…,automaticallyImplyLeading: false,…); Don’t want the user to go back – replacing current view – and thus go for: Navigator.pushReplacementNamed(## your routename here ##); Don’t want the user to go … Read more
In Java Activity: boolean doubleBackToExitPressedOnce = false; @Override public void onBackPressed() { if (doubleBackToExitPressedOnce) { super.onBackPressed(); return; } this.doubleBackToExitPressedOnce = true; Toast.makeText(this, “Please click BACK again to exit”, Toast.LENGTH_SHORT).show(); new Handler(Looper.getMainLooper()).postDelayed(new Runnable() { @Override public void run() { doubleBackToExitPressedOnce=false; } }, 2000); } In Kotlin Activity: private var doubleBackToExitPressedOnce = false override fun onBackPressed() { … Read more