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移动前端开发之viewport的深入理解 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...中：
<meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=0">
该meta标签的作用是让当前viewport的宽度等于设备的宽度，同时不允许用户手动缩放。也许允不允许用户缩放不同的网站有不同的要求，但让v...
When should I use C++14 automatic return type deduction?
... we could probably work it out but we don't need to say it". When we write 1.0 + 27U we're asserting the latter, when we write (double)1.0 + (double)27U we're asserting the former. Simplicity of the function, degree of duplication, avoiding decltype might all contribute to that but none is going to ...
How to configure an app to run correctly on a machine with a high DPI setting (e.g. 150%)?
...fest File". Edit the manifest text or copy/paste this:
<?xml version="1.0" encoding="utf-8"?>
<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3" >
<assemblyIdentity version="1.0.0.0" name="MyApplication.app"/&g...
How can I quantify difference between two images?
...er pixel:", n_m/img1.size
print "Zero norm:", n_0, "/ per pixel:", n_0*1.0/img1.size
How to compare. img1 and img2 are 2D SciPy arrays here:
def compare_images(img1, img2):
# normalize to compensate for exposure difference, this may be unnecessary
# consider disabling it
img1 = no...
What is the best way to solve an Objective-C namespace collision?
...times the initials refer to the project, e.g. Adium prefixes classes with "AI" (as there is no company behind it of that you could take the initials). Apple prefixes classes with NS and says this prefix is reserved for Apple only.
...
Generating an Excel file in ASP.NET [closed]
...easiest way to explain how it works is with an example:
<?xml version="1.0"?>
<?mso-application progid="Excel.Sheet"?>
<Workbook xmlns="urn:schemas-microsoft-com:office:spreadsheet"
xmlns:o="urn:schemas-microsoft-com:office:office"
xmlns:x="urn:schemas-microsoft-com:...
How much does it cost to develop an iPhone application? [closed]
...being good.)
Twitterrific has had 4 major releases beginning with the iOS 1.0 (Jailbreak.) That's a lot of code, much of which is in the bit bucket (we refactor a lot with each major release.)
One thing that would be interesting to look at is the amount of time that we had to work on the iPad vers...
乐高机器人®组件 · App Inventor 2 中文网
... 各版本对比 App上架指南 入门必读 IoT专题 AI2拓展 Aia Store 关于 关于我们 发布日志 服务条款 搜索 ...
File input 'accept' attribute - is it useful?
Implementing a file upload under html is fairly simple, but I just noticed that there is an 'accept' attribute that can be added to the <input type="file" ...> tag.
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Should I compile release builds with debug info as “full” or “pdb-only”?
...om the linked John Robbins article: The real reason: history. Back in .NET 1.0 there were differences, but in .NET 2.0 there isn't. It looks like .NET 4.0 will follow the same pattern. After double-checking with the CLR Debugging Team, there is no difference at all.
– bentaylor...