大约有 42,000 项符合查询结果(耗时:0.0485秒) [XML]

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Javascript/DOM: How to remove all events of a DOM object?

... I am not sure what you mean with remove all events. Remove all handlers for a specific type of event or all event handlers for one type? Remove all event handlers If you want to remove all event handlers (of any type), you could clone the element and replace it with its clone: var clon...
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MySQL, Check if a column exists in a table with SQL

... query that will check if a specific table in MySQL has a specific column, and if not — create it. Otherwise do nothing. This is really an easy procedure in any enterprise-class database, yet MySQL seems to be an exception. ...
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TypeError: 'str' does not support the buffer interface

... It's odd that this fixed it; the original code worked for me under 3.1, and the sample code in the docs also does not encode explicitly. If you use it on non-ASCII text, does gunzip decompress it? I got an error. – Tom Zych Mar 29 '11 at 10:59 ...
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What is the most efficient way to deep clone an object in JavaScript?

...t object? I've seen obj = eval(uneval(o)); being used, but that's non-standard and only supported by Firefox . I've done things like obj = JSON.parse(JSON.stringify(o)); but question the efficiency. I've also seen recursive copying functions with various flaws. I'm surprised no canoni...
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How many classes should I put in one file? [closed]

...can have one public class per file. Python doesn't have this restriction, and I'm wondering what's the best practice for organizing classes. ...
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Can I write into the console in a unit test? If yes, why doesn't the console window open?

... not write to the "console" -- it writes to whatever is hooked up to the standard output handle for the running process. Similarly, Console.Read reads input from whatever is hooked up to the standard input. When you run a unit test through Visual Studio 2010, standard output is redirected by the t...
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When to use EntityManager.find() vs EntityManager.getReference() with JPA

...nager.getReference(LObj.getClass(), LObj.getId()) to get a database entity and then pass the returned object to be persisted in another table. ...
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Android: Test Push Notification online (Google Cloud Messaging) [closed]

...ing Google Cloud Messaging in my application. Server code is not ready yet and in my environment due to some firewall restrictions I can not deploy a test sever for push notification. What I am looking for is a online server which would send some test notifications to my device to test my client imp...
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Fatal error in launcher: Unable to create process using “”C:\Program Files (x86)\Python33\python.exe

... you save me, I was trying to configure oddo and its need to configure python. I was try 5 6 hrs for the same issue, finally its work from your idea. big thanks. I also add my answer for oddo related work. – Ajay2707 Nov 27 '15 at ...
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Unlink of file Failed. Should I try again?

... In my case that was Visual Studio and its Git plugin. – Michał Powaga May 11 '15 at 8:39 12 ...