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Is there a cross-browser onload event when clicking the back button?
...ase read those articles (or my summary in a separate answer below) and consider whether you really need to do this and make your page load slower for your users.]
Can't believe it? Try this:
<body onunload=""><!-- This does the trick -->
<script type="text/javascript">
alert(...
How can I create a “Please Wait, Loading…” animation using jQuery?
.../ajaxload.info
I'll be using
Let's create an element that we can show/hide anytime we're making an ajax request:
<div class="modal"><!-- Place at bottom of page --></div>
The CSS
Next let's give it some flair:
/* Start by setting display:none to make this hidden.
Then w...
PostgreSQL: Can you create an index in the CREATE TABLE definition?
... answered Jun 4 '11 at 22:04
ridrid
51.1k2424 gold badges135135 silver badges176176 bronze badges
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Invoking JavaScript code in an iframe from the parent page
...
Assume your iFrame's id is "targetFrame" and the function you want to call is targetFunction():
document.getElementById('targetFrame').contentWindow.targetFunction();
You can also access the frame using window.frames instead of document.getEle...
Remove scroll bar track from ScrollView in Android
My Android app has a main WebView (HTML loaded from a local resource) which I want to use the entire width of the screen and be able to make (vertically) scrollable. So I've wrapped the WebView in a ScrollView in my layout XML, but no matter what I do I can't seem to be able to remove the scroll bar...
How to reuse existing C# class definitions in TypeScript projects
...tity framework domain model already there. I want my two projects (client side and server side) totally separated as two teams will work on this... JSON and REST is used to communicate objects back and forth.
...
Entity Framework code first unique column
...work Code First:
Column 'x' in table 'dbo.y' is of a type that is invalid for use as a key column in an index.
The reason is because of this:
SQL Server retains the 900-byte limit for the maximum total size of all index key columns."
(from: http://msdn.microsoft.com/en-us/library/ms19124...
C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
... policy.
On Unix-like operating systems, a process that accesses invalid memory receives the SIGSEGV signal. On Microsoft Windows, a process that accesses invalid memory receives the STATUS_ACCESS_VIOLATION exception.
另外，这里有个基本上对照的中文解释，来自ht...
Pull to refresh UITableView without UITableViewController
...rol directly to a UITableView without using a UITableViewController:
override func viewDidLoad() {
super.viewDidLoad()
let refreshControl = UIRefreshControl()
refreshControl.addTarget(self, action: #selector(refresh(_:)), for: .valueChanged)
if #available(iOS 10.0, *) {
tab...
How to download .zip from GitHub for a particular commit sha?
...IP file, when unzipped I get a big ugly SHA1 directory name. Any way to avoid this?
– QED
Apr 24 at 21:42
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