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Preventing form resubmission
... browser has for inspecting outgoing HTTP requests and check out the HTTP calls. You should see the first one (posting the form data) happening with the POST method, returning HTTP code 301 with Location header pointing to itself, and then immediately you should be seeing another HTTP query to the s...
deny direct access to a folder and file by htaccess
...you can put a .htaccess file in that folder that contains just:
deny from all
That way you cannot open any file from that folder, but you can include them in php without any problems.
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Fatal error: Class 'SoapClient' not found
I'm trying a simple web service example and I get this error even though I uncommented extension=php_soap.dll in the php.ini file:
...
Getting “The JSON request was too large to be deserialized”
...
You have to adjust the maxJsonLength property to a higher value in web.config to resolve the issue.
<system.web.extensions>
<scripting>
<webServices>
<jsonSerialization maxJsonLength="2147483644"/>
</webServices>
</scrip...
How can I make Jenkins CI with Git trigger on pushes to master?
...>?token=<get token from git to build remotely>
This will trigger all builds that poll the specified Git repository.
However, polling actually checks whether anything has been pushed to the used branch.
It works perfectly.
...
Detect rotation of Android phone in the browser with JavaScript
...ow:
// Detect whether device supports orientationchange event, otherwise fall back to
// the resize event.
var supportsOrientationChange = "onorientationchange" in window,
orientationEvent = supportsOrientationChange ? "orientationchange" : "resize";
window.addEventListener(orientationEvent, f...
How to solve javax.net.ssl.SSLHandshakeException Error?
...grated PayPal with my application for make Express checkout when I make a call for payment I'm facing this error. I use servlet for back-end process. Can any one say how to fix this issue?
...
Why should I use a semicolon after every function in javascript?
... FormalParameterListopt ) { FunctionBody }
There's no semicolon grammatically required, but might wonder why?
Semicolons serve to separate statements from each other, and a FunctionDeclaration is not a statement.
FunctionDeclarations are evaluated before the code enters into execution, hoisting ...
Hibernate openSession() vs getCurrentSession()
....) The author suggests the use of filter. In his filter code, he doesn't call openSession() or close(). He only calls getCurrentSession(). I guess he sets current_session_context to thread. Now I think I understand getCurrentSession(). However, I don't know when should I use openSession().
...
When would you use a WeakHashMap or a WeakReference?
...th user-supplied images, like the
web site design tool I work on.
Naturally you want to cache these
images, because loading them from disk
is very expensive and you want to
avoid the possibility of having two
copies of the (potentially gigantic)
image in memory at once.
Because an...