大约有 47,000 项符合查询结果(耗时:0.0714秒) [XML]
Download the Android SDK components for offline install
...> under the api version which you want to download. This is the file nam>me m> which you have to download. to download this file you have to type following URI in any downloader or browser and it will start download the file.
http://dl-ssl.google.com/android/repository/android-2.3.3_r02-linux.zip
G...
Better explanation of when to use Imports/Depends
The " Writing R Extensions " manual provides the following guidance on when to use Imports or Depends:
4 Answers
...
What are the use cases for selecting CHAR over VARCHAR in SQL?
I realize that CHAR is recomm>me m>nded if all my values are fixed-width. But, so what? Why not just pick VARCHAR for all text fields just to be safe.
...
How was the first compiler written?
...t lists them with the matching assembly instructions, and hand-determining m>me m>mory addresses/offsets for things like jumps.
The first programs were done in exactly this fashion - hand-written opcodes.
However, most of the tim>me m> it's simpler to use an assembler to "compile" assembly code, which autom...
Setting an object to null vs Dispose()
I am fascinated by the way the CLR and GC works (I'm working on expanding my knowledge on this by reading CLR via C#, Jon Skeet's books/posts, and more).
...
Generating an MD5 checksum of a file
Is there any simple way of generating (and checking) MD5 checksums of a list of files in Python? (I have a small program I'm working on, and I'd like to confirm the checksums of the files).
...
NSLog the m>me m>thod nam>me m> with Objective-C in iPhone
Currently, we are defining ourselves an extended log m>me m>chanism to print out the class nam>me m> and the source line number of the log.
...
Covariance, Invariance and Contravariance explained in plain English?
Today, I read som>me m> articles about Covariance, Contravariance (and Invariance) in Java. I read the English and German Wikipedia article, and som>me m> other blog posts and articles from IBM.
...
Difference between jQuery parent(), parents() and closest() functions
...sing jQuery for a while. I wanted to use the parent() selector. I also cam>me m> up with the closest() selector. Could not find any difference between them. Is there any? If yes, what?
...
When do I use a dot, arrow, or double colon to refer to m>me m>mbers of a class in C++?
Coming from other C-derived languages (like Java or C#) to C++, it is at first very confusing that C++ has three ways to refer to m>me m>mbers of a class: a::b , a.b , and a->b . When do I use which one of these operators?
...
