大约有 15,590 项符合查询结果(耗时:0.0259秒) [XML]

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Is it a good practice to use try-except-else in Python?

...able code in these cases. "It my understanding that exceptions are not errors, they should only be used for exceptional conditions" In some other languages, that rule reflects their cultural norms as reflected in their libraries. The "rule" is also based in-part on performance considerations...
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I get a “An attempt was made to load a program with an incorrect format” error on a SQL Server repli

The exact error is as follows 12 Answers 12 ...
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How to recursively delete an entire directory with PowerShell 2.0?

...tting a "Cannot remove the item at 'some directory' because it is in use." error and assumed it was an issue with the recursion algorithm and went searching for a workaround. It turns out I had a process I fired off earlier in the script that was working in the target directory. When changed the sc...
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Postgis installation: type “geometry” does not exist

...I do it by this page . But when I import postgis.sql file, I get a lot of errors: 10 Answers ...
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How to redirect to a 404 in Rails?

...to 'fake' a 404 page in Rails. In PHP, I would just send a header with the error code as such: 11 Answers ...
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Error : BinderProxy@45d459c0 is not valid; is your activity running?

What is this error... i haven't found any discussion on this error in the stackoverflow community Detailed :- 9 Answers ...
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ASP MVC in IIS 7 results in: HTTP Error 403.14 - Forbidden

...e of development (to check some features). I'm getting the above mentioned error message whenever I try to type the URL of the web site. (Note: development machine: Vista Home Premium, IIS7) ...
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Fatal error: unexpectedly found nil while unwrapping an Optional values [duplicate]

...d it, and the runtime returns a nil that should never happen. It's a fatal error, the app crashes, and the Console output gives: fatal error: unexpectedly found nil while unwrapping an Optional value Bottom line: check your cell reuse identifier specified in the .storyboard, Xib, or in code, and ...
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“Unknown class in Interface Builder file” error at runtime

Even though Interface Builder is aware of a MyClass , I get an error when starting the application. 46 Answers ...
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What's causing my java.net.SocketException: Connection reset? [duplicate]

...ng frequent but intermittent java.net.SocketException: Connection reset errors in our logs. We are unsure as to where the Connection reset error is actually coming from, and how to go about debugging. ...