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@RequestParam in Spring MVC handling optional parameters

Is it possible for a Spring controller to handle both kind of requests? 3 Answers 3 ...
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PatternSyntaxException: Illegal Repetition when using regex in Java

... The { and } are special in Java's regex dialect (and most other dialects for that matter): they are the opening and closing tokens for the repetition quantifier {n,m} where n and m are integers. Hence the error message: "Illegal re...
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Mockito: Stubbing Methods That Return Type With Bounded Wild-Cards

...eve the compiler has assigned the first wildcard type during the when call and then cannot confirm that the second wildcard type in the thenReturn call is the same. It looks like thenAnswer doesn't run into this issue because it accepts a wildcard type while thenReturn takes a non-wildcard type,...
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How to tell if JRE or JDK is installed

... testing. However, when I got a java application working on this computer, and then tried it on another, it complained that JDK was required. How can I check if JDK was somehow installed on my system? Note: the computer in question is a Mac. ...
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Back to previous page with header( “Location: ” ); in PHP

...['HTTP_REFERER']); Note that this may not work with secure pages (HTTPS) and it's a pretty bad idea overall as the header can be hijacked, sending the user to some other destination. The header may not even be sent by the browser. Ideally, you will want to either: Append the return address to t...
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.gitignore file, where should I put it in my xcode project?

...ctice is to have one single .gitignore file on the project root directory, and place all files that you want to ignore in it, like this: ignoredFile.whatever ignoredDirectory/* directory/ignoredFileInsideDirectory .svn Once you create the .gitignore file, the ignore files that have changes or are...
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Re-sign IPA (iPhone)

...rovisioning profile. Results in a new IPA signed with a enterprise account and a mobile provisioning profile for in house deployment (the mobile provisioning profile gets embedded to the IPA). Solution: Unzip the IPA unzip Application.ipa Remove old CodeSignature rm -r "Payload/Application.app...
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Adding devices to team provisioning profile

... can't hook it up to my computer so Xcode can't add the UDID to my devices and to the team provisioning profile. Is there a way to add it manually to the team provisioning profile, I can't figure out how to edit it. Also when I add the device in my provisioning portal it doesn't get added to my te...
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composer: How to find the exact version of a package?

...ut... composer.phar show Will show all the currently installed packages and their version information. (This was shown in previous versions of Composer only when using the now-deprecated -i option.) To see more details, specify the name of the package as well: composer.phar show monolog/monolo...
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What does the unary plus operator do?

... plus operator do? There are several definitions that I have found ( here and here ) but I still have no idea what it would be used for. It seems like it doesn't do anything but there has be a reason for it, right? ...