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Deleting an object in java?
...ventually).
Example 1:
Object a = new Object();
a = null; // after this, if there is no reference to the object,
// it will be deleted by the garbage collector
Example 2:
if (something) {
Object o = new Object();
} // as you leave the block, the reference is deleted.
// Later o...
How to remove specific element from an array using python
I want to write something that removes a specific element from an array. I know that I have to for loop through the array to find the element that matches the content.
...
Can I restore a single table from a full mysql mysqldump file?
...
True. I was not sure if the table names in all mysql dumps are always surrounded by backquote or if "CREATE TABLE mytable" could also be possible. We can easily adapt the first regexp if we know how the dump looks like. A second problem could be...
Should sorting logic be placed in the model, the view, or the controller? [closed]
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What if the same data is to be displayed in two different views, sorted differently?
– s4y
Aug 22 '12 at 5:22
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Dismiss keyboard by touching background of UITableView
... a "gesture" on a single tap so no further customization is required), specifying a target/action for when the gesture is fired, and then attaching the gesture recognizer object to your table view.
E.g. Perhaps in your viewDidLoad method:
UITapGestureRecognizer *gestureRecognizer = [[UITapGestureR...
How do Trigonometric functions work?
...lems they solve. But they have always been presented to me as a black box. If you need the Sine or Cosine of something, you hit the sin or cos button on your calculator and you're set. Which is fine.
...
How can I increment a char?
...o the above works (ord receives Unicode chars and chr produces them).
But if you're interested in bytes (such as for processing some binary data stream), things are even simpler:
>>> bstr = bytes('abc', 'utf-8')
>>> bstr
b'abc'
>>> bstr[0]
97
>>> bytes([97, 98, ...
Difference between Python datetime vs time modules
I am trying to figure out the differences between the datetime and time modules, and what each should be used for.
4 An...
NameError: name 'self' is not defined
...rgument to None and add a test for that in code:
def p(self, b=None):
if b is None:
b = self.a
print b
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Are 2^n and n*2^n in the same time complexity?
...r about when it is okay to ignore terms in a time complexity equation, specifically with non-polynomial examples.
5 Answer...