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Create folder with batch but only if it doesn't already exist

... @jpmc26 You are right, a trailing slash does the job and is actually preferable since it works with quotes (thus allowing you to have spaces in the directory path). To distinguish between either file/directory, this will work: if exist "a" if not exist "a\" (echo "it's a file") else (echo...
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How to determine the content size of a UIWebView?

...he wrong frame size by the fitting size. This sounds terrible but it's actually not that bad. Since we do both frame changes right after each other, the view isn't updated and doesn't flicker. Of course, we have to wait until the content has been loaded, so we put the code into the -webViewDidFinis...
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move_uploaded_file gives “failed to open stream: Permission denied” error

...ke the owner of those folders same as httpd process owner OR make them globally writable (bad practice). Check apache process owner: $ps aux | grep httpd. The first column will be the owner typically it will be nobody Change the owner of images and tmp_file_upload to be become nobody or whatever t...
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How to explore web-based Google Play in another country?

if I go to play.google.com, it automatically recognizes my country and allow me to browse the apps for that country. I can change the language through the dropdown in the footer, or I can add &hl=code in the querystring...but that only changes the language...not the store content (the app lists and ...
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What is the overhead of creating a new HttpClient per call in a WebAPI client?

...nt? Is it better to have one instance of the HttpClient for multiple calls? 7 Answers ...
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How to get Chrome to allow mixed content?

...lt is blocking mixed content. How do I adjust my settings/configuration to allow mixed content without making any adjustments on the UI every time? ...
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云数据及Firebase组件简介 · App Inventor 2 中文网

...数据的简单App 协作绘图应用程序 FirebaseDB vs TinyWebDB 更通用的分享 « 返回首页 云数据和FirebaseDB组件简介 1 月 24 日:Firebase 组件和云数据是 App Inventor 的一项实验性功能。 我们正在发布一些初步文档,以便...
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App Inventor 2 中文网 · 项目指南

...,且可实时测试。 Python是一种编程语言,广泛用于Web应用程序、软件开发、数据科学和机器学习(ML)。 C++是一种计算机高级程序设计语言,由C语言扩展升级而产生,诞生于贝尔实验室。 ...
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Java URL encoding of query string parameters

... are represented by +, not %20, which is legitimately valid. The %20 is usually to be used to represent spaces in URI itself (the part before the URI-query string separator character ?), not in query string (the part after ?). Also note that there are three encode() methods. One without Charset as s...
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res.sendFile absolute path

...pond with index.html on every request, because I'm using a star * to catch all files that weren't found in your static (public) directory; which is the most common use case for web-apps. Change to / to return the index only in the root path. ...