大约有 32,294 项符合查询结果(耗时:0.0539秒) [XML]

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How to fix apt-get: command not found on AWS EC2? [closed]

... what is AMI?. What is the difference between AMI linux and ubuntu – daniel Mar 4 at 5:15 ...
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Do HTML5 Script tag need type=“javascript”? [duplicate]

...ese things together. And again, a default is a default - it doesn't matter what the extension is. – Oded Jun 27 '13 at 6:50 ...
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Strange behavior for Map, parseInt [duplicate]

...ssed in by map, and uses the second argument to specify the radix. Here's what's happening in your code: parseInt('10', 0) // 10 parseInt('10', 1) // NaN parseInt('10', 2) // 2 parseInt('10', 3) // 3 parseInt('10', 4) // 4 Here's a link to MDN on parseInt: https://developer.mozilla.org/en-US/doc...
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Unsure if I understand TransactionAwarePersistenceManagerFactoryProxy

...my Spring project, but I am not sure how to use it or whether it's exactly what I am looking for. I realize it can help make my DAOs work with a plain JDO PersistenceManagerFactory . Another question is: what happens if the proxy doesn't get made properly? Can I still use it to access my factory to...
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Delete a dictionary item if the key exists [duplicate]

... For reference, the second argument to .pop() is what it returns if the key is not found. – OregonTrail Jul 23 '15 at 1:05 1 ...
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Remove final character from string [duplicate]

... What if you have a list of words and you want to delete the last character of every word? [blue, red, green] => [blu,re,gree] ? – Jellyse Apr 9 '18 at 10:19 ...
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How to 'restart' an android application programmatically [duplicate]

...cation. Basically, by logging out, the application data should be cleared. What I would like to do is after logging out, the application should restart so that credentials etc. can be entered again. The problem I'm having is that at the point of the user clicking 'log-out', the application already h...
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Subtract one day from datetime

... I am not certain about what precisely you are trying to do, but I think this SQL function will help you: SELECT DATEADD(day,-1,'2013-04-01 16:25:00.250') The above will give you 2013-03-31 16:25:00.250. It takes you back exactly one day and wor...
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Testing for empty or nil-value string [duplicate]

... Perfect, that's what I needed (Object.blank). Ruby and Rails always amazes me with it's zen like simplicities. Thanks! :) – Richard Brown Apr 13 '13 at 14:53 ...
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JavaScript sleep/wait before continuing [duplicate]

...mething like this: //code before the pause setTimeout(function(){ //do what you need here }, 2000); see example here : http://jsfiddle.net/9LZQp/ This won't halt the execution of your script, but due to the fact that setTimeout() is an asynchronous function, this code console.log("HELLO"); setT...