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What is DOM Event delegation?
...
var newLi = document.createElement('li');
newLi.innerHTML = 'Four';
myUL.appendChild(newLi);
Without using event delegation you would have to "rebind" the "onclick" event handler to the new <li> element, in order for it to act the same way as its siblings. With event delegation you don't n...
What are MVP and MVC and what is the difference?
...rmining which View to display in response to any action including when the application loads. This differs from MVP where actions route through the View to the Presenter. In MVC, every action in the View correlates with a call to a Controller along with an action. In the web, each action involves a ...
Understanding offsetWidth, clientWidth, scrollWidth and -Height, respectively
..., I created 3 divs containing 10 lorem ipsum paragraphs each.
Some css was applied to them:
.div1{
width: 500px;
height: 300px;
padding: 10px;
border: 5px solid black;
overflow: auto;
}
.div2{
width: 500px;
height: 300px;
padding: 10px;
border: 5px solid black;
...
How should you build your database from source control?
...dotal evidence?
Industry research?
Industry best-practice recommendations?
Appeals to recognized authorities?
Cost/Benefit analysis?
if developers and DBAs agree, you do not need to convince anyone, I think (Unless you need money to buy a software like a dbGhost for MSSQL)
Who should "own" database...
Cross cutting concern example
...or system-wide concerns.
OR
The crosscutting concern is a concern which is applicable throughout the application and it affects the entire application.
For example: logging, security and data transfer are the concerns which are needed in almost every module of an application, hence they are cross-cu...
What is the JSF resource library for and how should it be used?
... where those resources belong to and/or are coming from. Imagine that you happen to have a primefaces.css resource in your own webapp wherein you're overriding/finetuning some default CSS of PrimeFaces; if PrimeFaces didn't use a library name for its own primefaces.css, then the PrimeFaces own one w...
From inside of a Docker container, how do I connect to the localhost of the machine?
...port DOCKER_HOST_IP=$(route -n | awk '/UG[ \t]/{print $2}')
then in your application, use the DOCKER_HOST_IP environment variable to open the connection to MySQL.
Note: if you use bind-address = 0.0.0.0 your MySQL server will listen for connections on all network interfaces. That means your MySQL...
What's the difference between a catalog and a schema in a relational database?
I used to think schema were the "upper wrapper" object before the database itself.
I mean DB.schema.<what_ever_object_name_under_schema> .
...
C++ IDE for Linux? [closed]
...ng support (etc) for C++ is so minimal anyway (even in IDEs), this doesn't apply to C++.
– Konrad Rudolph
Jun 10 '09 at 13:56
11
...
Position icons into circle
...for showing the angles whenever you hover one of them).
You first need a wrapper. I set its diameter to be 24em (width: 24em; height: 24em; does that), you can set it to whatever you want. You give it position: relative;.
You then position your links with the images in the center of that wrapper, bo...