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jQuery.click() vs onClick
... way is the unobtrusive way of handling events. Also to register more than one event listener for the target you can call addEventListener() for the same target.
var myEl = document.getElementById('myelement');
myEl.addEventListener('click', function() {
alert('Hello world');
}, false);
myEl...
How to convert an entire MySQL database characterset and collation to UTF-8?
...rent data is actually in the current char set. If your columns are set to one char set but your data is really stored in another then you will need to check the MySQL manual on how to handle this.
ALTER TABLE tbl_name CONVERT TO CHARACTER SET utf8 COLLATE utf8_general_ci;
...
How to import a module given its name as string?
...
One problem with this solution for the OP is that trapping exceptions for one or two bad "command" modules makes his/her whole command-app fail on one exception. Personally I'd for loop over each import individually wrapped i...
How can I configure the font size for the tree item in the package explorer in Eclipse?
...evelopers (see, e.g., bugs 49548, 202091). (Grumble.) The font used is the one set by the general look-and-feel for whatever desktop you are using.
On Linux it is possible to override the system font when you invoke Eclipse. An excellent writeup of various possibilities is here, to which I owe this...
Finding duplicates in O(n) time and O(1) space
...oop permutes the array so that if element x is present at least once, then one of those entries will be at position A[x].
Note that it may not look O(n) at first blush, but it is - although it has a nested loop, it still runs in O(N) time. A swap only occurs if there is an i such that A[i] != i, a...
Any way to break if statement in PHP?
...d have "1 way in" and "1 way out". Multiple RETURNS is sloppy and error prone.
– Old Man Walter
May 31 '18 at 6:17
@O...
Code Wrap IntelliJ?
...; Virtual Space.
It doesn't have a shortcut by default, but you can assign one in the keymap.
AndroidStudio >= 1.4.1: the options are under File > Settings > Editor > General - under the Soft Wraps sub-group.
You can also right click the gutter (the vertical bar where line number is sh...
Design patterns to avoid [closed]
...s and principles that lay the foundation for most of the patterns. In fact one of my favorite books on 'design patterns' stresses this by reiterating on what principles are applicable on the pattern in question. They are simple enough to be useful than patterns in terms of relevance. Some of the pri...
ActiveMQ or RabbitMQ or ZeroMQ or [closed]
...s have different approaches on building distributed systems :
RabbitMQ is one of the leading implementation of the AMQP protocol (along with Apache Qpid). Therefore, it implements a broker architecture, meaning that messages are queued on a central node before being sent to clients. This approach m...
What is the difference between a var and val definition in Scala?
...because I can't replace the object created on the line above with this new one.
x.value = new A(6) // Doesn't work, because I can't replace the object assigned to B.value for a new one.
x.value.value = 6 // Works, because A.value can receive a new object.
}
}
So, even though we can't cha...