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Why does Java's hashCode() in String use 31 as a multiplier?
... I think the choice of 31 is rather unfortunate. Sure, it might save a few CPU cycles on old machines, but you have hash collisions already on short ascii strings like "@ and #! , or Ca and DB . This does not happen if you choose, for instance, 1327144003, or at least 524287 which also allows bitsh...
Local file access with JavaScript
...edit/read/write/delete files. You can access the hardware, such as current CPU usage or total ram in use, etc.
You can create a windows, linux, or mac desktop application with it that doesn't require any installation.
http://nwjs.io
...
A cron job for rails: best practices?
... How to prevent others from access this task ? If the task taking cpu and called it frequently will cause problems.
– sarunw
Dec 12 '09 at 15:02
44
...
Getter and Setter?
...in PHP, involves its own memory stack-frame upon invocation and is wasting CPU cycles.
Readability: The codebase incurs bloating code-lines, which impacts code-navigation as more LOC mean more scrolling,.
Preference: Personally, as my rule of thumb, I take the failure of static code analysis
as ...
Rails: How do I create a default value for attributes in Rails activerecord's model? [duplicate]
...ng can be replaced with any type that ActiveRecord::Migration recognizes.
CPU is cheap so the redefinition of Task in Jim's solution isn't going to cause many problems. Especially in a production environment. This migration is proper way of doing it as it is loaded it and called much less often.
...
Android Studio vs Eclipse + ADT Plugin? [closed]
... I installed the last version of Android Studio, it consumes the CPU and RAM much much more than eclipse ((I have i7 laptop with 10G RAM )), in addition some works become hard work, I was able to build "hello world in 2 minutes in eclipse, but not be able to do so in android studio, even s...
How to download image using requests
... images already have their own compression. It's counterproductive, wastes CPU cycles with little benefit. So while this may be an issue with text content, specifically with images it's not.
– phette23
Sep 11 '14 at 4:19
...
ViewPager with Google Maps API v2: mysterious black view
...)
Here's what I'm using to bypass the issue - Ensures you don't waste any CPU cycles on devices >= 4.1
public class FixMapFragment extends SupportMapFragment {
@Override
public View onCreateView(LayoutInflater inflater,
ViewGroup container,
...
[精华]VC++对话框程序打印及打印预览的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
...类的实现。打印及打印预览是编写应用程序经常要解决的问题，为了理解VC++对话框程序的打印及打印预览实现,要先掌握基于文档/视图的应用程序打印及打印预览的基本原理。所以分为两部分介绍。
一、基于文档/视图的应用程...
How can I redirect HTTP requests made from an iPad?
...3839:LM=1402073839:S=5bSJJsM2p0HgUP7L
User-Agent: Mozilla/5.0 (iPhone; CPU iPhone OS 7_1_1 like Mac OS X) AppleWebKit/537.51.2 (KHTML, like Gecko) Version/7.0 Mobile/11D201 Safari/9537.53
Accept-Language: en-us
Accept-Encoding: gzip, deflate
Connection: keep-alive
Weblock is also ...