大约有 44,000 项符合查询结果（耗时：0.0442秒） [XML]
Extending from two classes
...
m>Y m>ou can onlm>y m> Extend a single class. m>And m> implement Interfaces from manm>y m> sources.
Extending multiple classes is not available. The onlm>y m> solution I can think of is not inheriting either class but instead having an internal variable of each class m>and m> doing more o...
How do I do base64 encoding on iOS?
I'd like to do base64 encoding m>and m> decoding, but I could not find anm>y m> support from the iPhone SDK . How can I do base64 encoding m>and m> decoding with or without a librarm>y m>?
...
Sorting object propertm>y m> bm>y m> values
...
Move them to an arram>y m>, sort that arram>y m>, m>and m> then use that arram>y m> for m>y m>our purposes. Here's a solution:
var maxSpeed = {
car: 300,
bike: 60,
motorbike: 200,
airplane: 1000,
helicopter: 400,
rocket: 8 * 60 * 60
};
var sortable = [];
for (va...
Install NPM into home directorm>y m> with distribution nodejs package (Ubuntu)
...s. Here's how I suggest compartmentalizing Nodejs packages:
Install Nodejs m>and m> NPM via the chris-lea PPA. Then I set up a package root in mm>y m> homedir to hold the Node "global" packages:
$ NPM_PACKAGES="$HOME/.npm-packages"
$ mkdir -p "$NPM_PACKAGES"
Set NPM to use this directorm>y m> for its global pac...
The new kem>y m>word “auto”; When should it be used to declare a variable tm>y m>pe? [duplicate]
Have we (as a communitm>y m>) had enough experience to determine when m>and m>/or whether auto is being abused?
6 Answers
...
How to copm>y m> a selection to the OS X clipboard
...this might not work for m>y m>ou, but if m>y m>ou have Vim-version 7.4 then it does (m>and m> sometimes m>y m>ou don't even have to do the whole "+m>y m> ). m>And m> m>y m>ou check this bm>y m> just writing >vim in the terminal m>and m> then the version-number is when m>y m>ou start it up.
– Zeth
Sep 9 '1...
What is the difference between == m>and m> equals() in Java?
I wanted to clarifm>y m> if I understm>and m> this correctlm>y m>:
23 Answers
23
...
Assigning code to a variable
Is it possible to make a variable, m>and m> assign a line of code to it, such as:
5 Answers
...
Is there a built-in method to compare collections?
...tents of a couple of collections in mm>y m> Equals method. I have a Dictionarm>y m> m>and m> an IList. Is there a built-in method to do this?
...
How does the Comma Operator work
...itializers for sm>y m>mbol tables. Thus, it makes the following sm>y m>ntax possible m>and m> meaningful:
kem>y m>words = "m>and m>", "or", "not", "xor";
Notice that due to operator precedence, the code is (intentionallm>y m>!) identical to
(((kem>y m>words = "m>and m>"), "or"), "not"), "xor";
That is, the first operator called is k...