大约有 32,000 项符合查询结果（耗时：0.0503秒） [XML]
Is jquery a javascript library or framework? [closed]
...nversion of control, which almost everyone in the above thread talks about then jQuery is a FRAMEWORK.
It has got IOC e.g when we write the function $(document).ready{}...it is the container which calls this method and we simply put our code inside the braces. We are not the Caller of this method a...
Convert integer to hexadecimal and back again
... it easier to remember or easier to type.
If you mean easier to remember, then you're taking a step backwards. We know it's still the same size, just encoded differently. But your users won't know that the letters are restricted to 'A-F', and so the ID will occupy the same conceptual space for th...
“for” vs “each” in Ruby
...
bar
quz
Why?
In a for loop the variable n is defined once and only and then that one definition is use for all iterations. Hence each blocks refer to the same n which has a value of quz by the time the loop ends. Bug!
In an each loop a fresh variable n is defined for each iteration, for example...
Get specific ArrayList item
...uInfo info = (AdapterView.AdapterContextMenuInfo)item.getMenuInfo();
And then , you can fetch any arraylist item as below :
arrayListName(info.position);
share
|
improve this answer
|
...
Does reading an entire file leave the file handle open?
...t()
For older versions of Python use pathlib2:
$ pip install pathlib2
Then:
from pathlib2 import Path
contents = Path(file_path).read_text()
This is the actual read_text implementation:
def read_text(self, encoding=None, errors=None):
"""
Open the file in text mode, read it, and c...
HTML5: number input type that takes only integers?
...it a form with an input of the type number that contains other characters, then Chrome will show you an error message.
– js-coder
Jul 19 '12 at 18:42
2
...
Reverse of JSON.stringify?
...ypes) and only the datatypes supported by JSON (no dates, XML, HTML etc. ) then you're OK.
– Michael Anderson
May 27 '13 at 0:17
...
Convert between UIImage and Base64 string
Does anyone know how to convert a UIImage to a Base64 string, and then reverse it?
24 Answers
...
python NameError: global name '__file__' is not defined
...ld write this line os.path.join(os.path.dirname(__file__)) in file.py. and then run python file.py, It works because it takes your filepath.
share
|
improve this answer
|
fol...
Overriding a JavaScript function while referencing the original
...t saves jQuery's setArray-method in a closure and overwrites it. The proxy then logs all calls to the method and delegates the call to the original. Using apply(this, arguments) guarantees that the caller won't be able to notice the difference between the original and the proxied method.
...