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When do you use Java's @Override annotation and why?
...cribed above. To avoid that behaviour you must go to: Project Properties ->Java Compiler -> Check “Enable Project Specific Settings” -> Choose “Compiler Compliance Level” = 6.0, or higher.
I like to use this annotation every time I am overriding a method independently, if the base ...
Class method decorator with self arguments?
...l = url
@check_authorization
def get(self):
print 'get'
>>> Client('http://www.google.com').get()
http://www.google.com
get
The decorator intercepts the method arguments; the first argument is the instance, so it reads the attribute off of that. You can pass in the attri...
NoSql Crash Course/Tutorial [closed]
...ction do to the same as a bit of SQL code:
SELECT * FROM users WHERE age > 10
In CouchDB you provide the server with a JavaScript function that gets run against every item in the database...
function (doc)
{
if (doc.objType == "users") {
if (doc.age > 10) {
emit(doc._...
How to Deep clone in javascript
... : obj instanceof Map ? new Map(Array.from(obj, ([key, val]) =>
[key, deepClone(val, hash)]))
: obj instanceof Date ? new Date(obj)
: obj instanceof RegExp ? new RegExp(obj.source, obj.flags)
...
Trim last character from a string
...){
return str;
} else {
return str.TrimEnd(str[str.Length - 1]);
}
}
}
Note if you want to remove all characters of the same value i.e(!!!!)the method above removes all existences of '!' from the end of the string,
but if you want to remove only the last character you s...
Configure Sublime Text on OS X to show full directory path in title bar
...l that's necessary is to edit your Sublime user preferences (Preferences -> Settings - User) to include:
{
// ... other settings
"show_full_path": true
}
Then, restart sublime so the new settings are loaded.
This will override the OS X-specific default value for this option, which is fals...
What are the advantages of using a schema-free database like MongoDB compared to a relational databa
...g
include MongoMapper::Document
key :news_search, String, :required => true
key :is_availaible_for_iphone, :required => true, :default => false
belongs_to :movie
end
Adding a key is just adding a line of code !
There are also other advantages that will appear in the long run, l...
Is there a way to quickly capitalize the variable name in Eclipse
...
There are a number of problems:
fooBar -> FooBar and vice-versa are unlikely to occur unless someone has been ignoring the Java style guidelines. (I rarely encounter such code, and when I do my initial reaction is to write off the code as beyond salvage.)
fooBar...
How can I get sin, cos, and tan to use degrees instead of radians?
...ngle - in degrees
* @returns {number}
*/
const dTrig = (trigFunc, angle) => trigFunc(angle * Math.PI / 180);
or,
function dTrig(trigFunc, angle) {
return trigFunc(angle * Math.PI / 180);
}
which can be used with any radian-taking function:
dTrig(Math.sin, 90);
// -> 1
dTrig(Math.tan...
Case insensitive comparison NSString
...pare:otherString options:NSCaseInsensitiveSearch] && someString.length > 0 && someString != (id)[NSNull null])
– KingPolygon
Dec 31 '14 at 1:19
...