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Why do == comparisons with Integer.valueOf(String) give different results for 127 and 128?
...e datatypes you have - namely, int and Integer. You're getting an Integer from valueOf on the right hand side, of course.
After the conversion, you're comparing two primitive int values. Comparison happens just as you would expect it to with respect to primitives, so you wind up comparing 128 and ...
Angular HttpPromise: difference between `success`/`error` methods and `then`'s arguments
...e 2 is that .then() call returns a promise (resolved with a value returned from a callback) while .success() is more traditional way of registering callbacks and doesn't return a promise.
Promise-based callbacks (.then()) make it easy to chain promises (do a call, interpret results and then do anot...
Fade/dissolve when changing UIImageView's image
...
Edit: there is a better solution from @algal below.
Another way to do this is by using predefined CAAnimation transitions:
CATransition *transition = [CATransition animation];
transition.duration = 0.25;
transition.timingFunction = [CAMediaTimingFunction f...
Java - removing first character of a string
...
Use the substring() function with an argument of 1 to get the substring from position 1 (after the first character) to the end of the string (leaving the second argument out defaults to the full length of the string).
"Jamaica".substring(1);
...
How to parse JSON in Python?
...Sometimes your json is not a string. For example if you are getting a json from a url like this:
j = urllib2.urlopen('http://site.com/data.json')
you will need to use json.load, not json.loads:
j_obj = json.load(j)
(it is easy to forget: the 's' is for 'string')
...
Java: Detect duplicates in ArrayList?
...of detecting the elements in a 2D array be the same? For example, checking from array[0][0] to array[0][6] (a 'row')..? Many thanks, Terry
– Terry
Feb 18 '09 at 21:29
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window.location.reload with clear cache [duplicate]
...r cache too, so on page refresh the page has latest versions of everything from server.
Other browsers except IE are not getting latest content.
...
Why aren't variable-length arrays part of the C++ standard?
...at you should never use recursion and that you should allocate all objects from the heap.
– Andreas Brinck
Dec 11 '09 at 10:46
17
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Should everything really be a bundle in Symfony 2.x?
...del outside of any bundle, I've changed the doctrine section in config.yml from
doctrine:
# ...
orm:
# ...
auto_mapping: true
to
doctrine:
# ...
orm:
# ...
mappings:
model:
type: annotation
dir: %kernel.root...
C# naming convention for constants?
... cOns3 = 3;
public static readonly int CONS4 = 4;
}
// Call constants from anywhere
// Since the class has a unique and recognizable name, Upper Case might lose its charm
private void DoSomething(){
var getCons1 = Constant.Cons1;
var getCons2 = Constant.coNs2;
var getCons3 = Constant.cOns3;
var...