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How to make custom error pages work in ASP.NET MVC 4
...an>
</div>
<div class="list-sfs-holder">
<div class="alert alert-error">
An unexpected error has occurred. Please contact the system administrator.
</div>
@if (Model != null && HttpContext.Current.IsDebuggingEnabled)
{
<div>
...
Mark error in form using Bootstrap
... a bit more complicated, so the easy way would be to just put an bootstrap alert at the top with details of what the user did wrong.
http://twitter.github.com/bootstrap/components.html#alerts
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...
Turn a simple socket into an SSL socket
...iscovered the hard way that aNULL ciphers won't work without it, producing alert number 40.
– Roman Dmitrienko
Jul 19 '15 at 15:37
5
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how to use javascript Object.defineProperty
...count+= 20; // 70, setter is called
sneakers.discount+= 20; // 80, not 90!
alert(sneakers.discount); // getter is called
Note the last but one line: the responsibility for correct discount value was moved from the client code (e-shop definition) to the product definition. The product is responsibl...
string sanitizer for filename
... unsafe HTML context because this absolutely legal filename:
' onerror= 'alert(document.cookie).jpg
becomes an XSS hole:
<img src='<? echo $image ?>' />
// output:
<img src=' ' onerror= 'alert(document.cookie)' />
Because of that, the popular CMS software Wordpress removes t...
JavaScript: What are .extend and .prototype used for?
..., Math, and even your own custom ones.
Date.prototype.lol = function() {
alert('hi');
};
( new Date ).lol() // alert message
In the snippet above, I define a method for all Date objects ( already existing ones and all new ones ).
extend is usually a high level function that copies the prototy...
What is the difference between a strongly typed language and a statically typed language?
...h compiled twice (JIT) and both do some type analysis. A language like Javascript running in .NET vm might be more Typesafe because of the VM.
– Adam Gent
Apr 24 '10 at 21:06
2
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JavaScript click event listener on class
...unction() {
var attribute = this.getAttribute("data-myattribute");
alert(attribute);
};
for (var i = 0; i < elements.length; i++) {
elements[i].addEventListener('click', myFunction, false);
}
jQuery does the looping part for you, which you need to do in plain JavaScript.
If you ha...
Understanding prototypal inheritance in JavaScript
...'Hi, I am prototype property';
abc.prototype.testMethod = function() {
alert('Hi i am prototype method')
}
Creating new instances for function abc
var objx = new abc();
console.log(objx.testProperty); // will display Hi, I am prototype property
objx.testMethod();// alert Hi i am prototype me...
Loop through an array in JavaScript
...re is a test to see if it is worth caching the length of an array in a Javascript loop
– Enrico
Aug 7 '13 at 7:26
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