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Deploying my application at the root in Tomcat

... A context path must either be an empty string or start with a '/'. The path [ROOT] does not meet these criteria and has been changed to [/ROOT] – Nikita Bosik Apr 1 '15 at 0:59 ...
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How to create a bash script to check the SSH connection?

...wnhost -PN -p ssh | grep open` $ echo $a 22/tcp open ssh $ echo $b (empty string) But you'll have to grep the message (nmap does not use the return-value to show if a port was filtered, closed or open). EDIT2: If you're interested in the actual state of the ssh-port, you can substitute grep ope...
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Count work days between two dates

... the accepted answer as a function using DATEPART, so I don't have to do a string comparison on the line with DATENAME(dw, @StartDate) = 'Sunday' Anyway, here's my business datediff function SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO CREATE FUNCTION BDATEDIFF ( @startdate as DATETIME...
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Is it better to return null or empty collection?

... mentioned. Consider the following code: public static IEnumerable<string> GetFavoriteEmoSongs() { yield break; } The C# Language will return an empty enumerator when calling this method. Therefore, to be consistant with the language design (and, thus, programmer expecta...
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Differences between contentType and dataType in jQuery ajax function

...ntType (default: 'application/x-www-form-urlencoded; charset=UTF-8') Type: String When sending data to the server, use this content type. Default is "application/x-www-form-urlencoded; charset=UTF-8", which is fine for most cases. If you explicitly pass in a content-type to $.ajax(), then it'll alwa...
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How can I set the default value for an HTML element?

... selected="selected"> 3 </option> The value would be passed as a string when option 3 is selected. – Sree Rama Mar 19 '13 at 7:42 ...
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Should sorting logic be placed in the model, the view, or the controller? [closed]

...d it doesn't have to use any domain knowledge to do the sort. Very simple string or number comparison, for example. This is not possible in, for example, search results on a webpage when results are likely to be split across multiple pages. ...
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Can I try/catch a warning?

... also anonymous callable can be used here instead of string with function declaration – vp_arth Feb 11 '15 at 8:37 ...
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defaultdict of defaultdict?

...et as the new value of this key, which means in our case the value of d[Key_doesnt_exist] will be defaultdict(int). If you try to access a key from this last defaultdict i.e. d[Key_doesnt_exist][Key_doesnt_exist] it will return 0, which is the return value of the argument of the last defaultdict i....
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Difference between break and continue statement

...n the loop. This Code Explains Everything : public static void main(String[] args) { for(int i=0;i<10;i++) { if (i==4) { break; } System.out.print(i+"\t"); } System.out.println(); for(int i=0;i<10;i++) { if (i...