大约有 40,000 项符合查询结果（耗时：0.0870秒） [XML]
Do threads have a distinct heap?
...ts a distinct stack when the thread is created by the operating system. I wonder if each thread has a heap distinct to itself also?
...
Using Jasmine to spy on a function without an object
...nd have just started using it. I have a library js file with lots of functions which are not associated with any object (i.e. are global). How do I go about spying on these functions?
...
How do I install Python packages on Windows?
I'm having a hard time setting up python packages. EasyInstall from SetupTools is supposed to help that, but they don't have an executable for Python 2.6.
...
How big can a user agent string get?
...
HTTP specification does not limit length of headers at all.
However web-servers do limit header size they accept, throwing 413 Entity Too Large if it exceeds.
Depending on web-server and their settings these limits vary from 4KB to 64KB (...
How to remove trailing whitespaces with sed?
...
You can use the in place option -i of sed for Linux and Unix:
sed -i 's/[ \t]*$//' "$1"
Be aware the expression will delete trailing t's on OSX (you can use gsed to avoid this problem). It may delete them on BSD too.
If you don't have gsed, here is t...
What's the best way to use R scripts on the command line (terminal)?
It's very convenient to have R scripts for doing simple plots from the command line. However, running R from bash scripts is not convenient at all. The ideal might be something like
...
How can I disable logging of asset pipeline (sprockets) messages in Ruby on Rails 3.1?
Sprockets tends to be quite verbose in the (dev) log by default under Ruby on Rails 3.1 (RC1):
14 Answers
...
OAuth secrets in mobile apps
...ng this in a web app, you can simply store the secret in your data base or on the file system, but what is the best way to handle it in a mobile app (or a desktop app for that matter)?
...
How can I create a link to a local file on a locally-run web page?
...t;Link 2</a>
These will never open the file in your local applications automatically. That's for security reasons which I'll cover in the last section. If it opens, it will only ever open in the browser. If your browser can display the file, it will, otherwise it will probably ask you if you...
NSLog/printf specifier for NSInteger?
A NSInteger is 32 bits on 32-bit platforms, and 64 bits on 64-bit platforms. Is there a NSLog specifier that always matches the size of NSInteger ?
...