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为什么会提示AppInventor2.exe 不是有效的 Win32 - App Inventor 2 离线版 ...
...试，如果还是运行不了，那就是不支持 win7。
还是建议使用 win10 及以上系统，win7 越来越不被兼容了。
如何实现图片的自由缩放 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
我使用了自定义对话框拓展，实现了当点击页面图片时，弹出图片，但是图片不能自由缩放，不可以随意放大查看，请问如何实现图片弹出后的自由缩放功能。
90后创业四年:曾经觉得不公 后来愿赌服输 - 资讯 - 清泛网 - 专注C/C++及内核技术
...流量，我觉得很不公平。
后来我反思总结了一下，这种使用场景，不应该站在技术人员的角度来看，而是应该站在产品经理的角度来看。这类产品对用户来讲只是娱乐的需求，用户其实不太关心准不准确，只是哈哈一笑。我用...
Using different Web.config in development and production environment
...the code base is being managed by Microsoft. This new version also support JSON transformation.
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How do I configure different environments in Angular.js?
...tfile.js, you can put in separate files like this: package: grunt.file.readJSON('development.json')
– Guilhem Soulas
Feb 17 '14 at 16:10
3
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What does enctype='multipart/form-data' mean?
...multipart/form-data
text/plain
Work was being done on adding application/json, but that has been abandoned.
(Other encodings are possible with HTTP requests generated using other means than an HTML form submission. JSON is a common format for use with web services and some still use SOAP.)
The s...
Socket.IO Authentication
...o ) you might also consider a token based approach.
In this example I use JSON Web Tokens which are pretty standard. You have to give to the client page the token, in this example imagine an authentication endpoint that returns JWT:
var jwt = require('jsonwebtoken');
// other requires
app.post('/...
What is the difference between GitHub and gist?
... answered Nov 16 '16 at 22:41
JSON C11JSON C11
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How do I test for an empty JavaScript object?
... if(obj.hasOwnProperty(prop)) {
return false;
}
}
return JSON.stringify(obj) === JSON.stringify({});
}
jQuery:
jQuery.isEmptyObject({}); // true
lodash:
_.isEmpty({}); // true
Underscore:
_.isEmpty({}); // true
Hoek
Hoek.deepEqual({}, {}); // true
ExtJS
Ext.Object.is...