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When do you use the “this” keyword? [closed]
...ned in the same class
You can avoid the first usage by not having member and local variables with the same name in scope, for example by following common naming conventions and using properties (Pascal case) instead of fields (camel case) to avoid colliding with local variables (also camel case). ...
Image Segmentation using Mean Shift explained
Could anyone please help me understand how Mean Shift segmentation actually works?
2 Answers
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Can you use a trailing comma in a JSON object?
...ed to worry about all browsers.
In general I try turn the problem around, and add the comma before the actual value, so you end up with code that looks like this:
s.append("[");
for (i = 0; i < 5; ++i) {
if (i) s.append(","); // add the comma only if this isn't the first entry
s.appendF("\"...
Case insensitive searching in Oracle
The default behaviour of LIKE and the other comparison operators, = etc is case-sensitive.
6 Answers
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Unit testing void methods?
...ence not normally unit-tested. However if you must, You can verify if the handling to be done on a notification takes place. e.g.
void OnAccountDebit( dAmount ) // emails account holder with info
can be tested by verifying if the email is being sent
Post more details about your actual method an...
How do I force “git pull” to overwrite local files?
...committed changes, however (even staged), will be lost. Make sure to stash and commit anything you need. For that you can run the following:
git stash
And then to reapply these uncommitted changes:
git stash pop
share
...
Hibernate throws MultipleBagFetchException - cannot simultaneously fetch multiple bags
...
I think a newer version of hibernate (supporting JPA 2.0) should handle this. But otherwise you can work it around by annotating the collection fields with:
@LazyCollection(LazyCollectionOption.FALSE)
Remember to remove the fetchType attribute from the @*ToMany annotation.
But note that...
How can I make git ignore future revisions to a file?
...ree default_values.txt
That will ignore changes to that file, both local and upstream, until you decide to allow them again with:
git update-index --no-skip-worktree default_values.txt
You can get a list of files that are marked skipped with:
git ls-files -v . | grep ^S
Note that unlike --sk...
Deleting array elements in JavaScript - delete vs splice
...ice(start, deleteCount) actually removes the element, reindexes the array, and changes its length.
> myArray = ['a', 'b', 'c', 'd']
["a", "b", "c", "d"]
> myArray.splice(0, 2)
["a", "b"]
> myArray
["c", "d"]
...
raw_input function in Python
... the user (the optional arg of raw_input([arg])), gets input from the user and returns the data input by the user in a string. See the docs for raw_input().
Example:
name = raw_input("What is your name? ")
print "Hello, %s." % name
This differs from input() in that the latter tries to interpret...