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Differences between cookies and sessions?

... "passing it in a URL (which poses a security risk)." actually both approach have security risks (different ones). Secret-ID in the URL can be made secure if done properly, and if the user understands that the URL is secret and cannot be posted in a public forum ever. ...
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Collisions when generating UUIDs in JavaScript?

...rom Math.random(). For some browsers the entropy is as low as just 41 bits all together. Calling Math.random() multiple times won't raise the entropy. If you really want unique v4 UUIDs you need to use a cryptographically strong RNG that produces at least 122bit entropy per UUID generated. ...
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用户界面(UI)组件 · App Inventor 2 中文网

... 属性 事件 方法 Web浏览框 属性 事件 方法 « 返回首页 用户界面(UI)组件 目录: 屏幕(Screen) 按钮(Button) 复选框(CheckBo...
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What does the Reflect object do in JavaScript?

...ble: ES6 spec, Reflection MDN Reflect (including details and examples to all of its methods) Original answer (for (historic) understanding and extra examples): The Reflection proposal seems to have progressed to the Draft ECMAScript 6 Specification. This document currently outlines the Reflect...
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Using JSON.NET as the default JSON serializer in ASP.NET MVC 3 - is it possible?

...ding = ContentEncoding; // If you need special handling, you can call another form of SerializeObject below var serializedObject = JsonConvert.SerializeObject(Data, Formatting.Indented); response.Write(serializedObject); } EDIT 2: I removed the check for Data being nul...
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HTML5 Local storage vs. Session storage

...ersists until explicitly deleted. Changes made are saved and available for all current and future visits to the site. For sessionStorage, changes are only available per tab. Changes made are saved and available for the current page in that tab until it is closed. Once it is closed, the stored data ...
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Getting the PublicKeyToken of .Net assemblies

...swered Jun 15 '10 at 12:31 digEmAlldigEmAll 51.9k99 gold badges106106 silver badges131131 bronze badges ...
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Modify request parameter with servlet filter

...t that. One solution is to use the HttpServletRequestWrapper class, which allows you to wrap one request with another. You can subclass that, and override the getParameter method to return your sanitized value. You can then pass that wrapped request to chain.doFilter instead of the original request...
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What exactly is Heroku?

I just started learning Ruby on rails and I was wondering what Heroku really is? I know that its a cloud that helps us to avoid using servers? When do we actually use it? ...
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Generate random password string with requirements in javascript

... random numbers. Do not use them for anything related to security. Use the Web Crypto API instead, and more precisely the window.crypto.getRandomValues() method. Looking at the can-i-use for getRandomValues in 2020 you probably don't need the msCrypto and Math.random fallback any more, unless you c...