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Deleting a resource using http DELETE
...uld happen if two users did a DELETE on the same resource simultaneously. It makes sense for the second request to get a 404. The same should be true if one user makes two requests.
I am guessing that having DELETE return two different responses does not feel idempotent to you. I find it useful ...
iOS 7 - Failing to instantiate default view controller
I am using Xcode 5 in a newly created app and when I just create it I go for the run button e click on it, then the project gets built but it does not show in the iOS Simulator and I get the following message:
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Difference between thread's context class loader and normal classloader
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Each class will use its own classloader to load other classes. So if ClassA.class references ClassB.class then ClassB needs to be on the classpath of the classloader of ClassA, or its parents.
The thread context classloader is the current class...
Padding is invalid and cannot be removed?
...lation to my program but can't seem to find a solution or the reason why it's happening to my specific program. I have been using the example provided my msdn for encrypting and decrypting an XmlDocument using the Rijndael algorithm. The encryption works fine but when I try to decrypt, I get the f...
Check if Internet Connection Exists with Javascript? [duplicate]
...s an internet connection using Javascript? That way I could have some conditionals saying "use the google cached version of JQuery during production, use either that or a local version during development, depending on the internet connection".
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How do I push a local repo to Bitbucket using SourceTree without creating a repo on bitbucket first?
Is there a way to import my local git repos to SourceTree and push them to my Bitbucket account, having new repos identical to my local repos be created on my account? Or do I have to make a repo online first and push to that? Github has a way to publish your local repos directly from it's client, a...
What are the differences between ArrayList and Vector?
... we must externally synchronize the block of code which modifies the list either structurally or simply modifies an element. Structural modification means addition or deletion of element(s) from the list. Setting the value of an existing element is not a structural modification.
Collections.synchro...
Usages of Null / Nothing / Unit in Scala
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You only use Nothing if the method never returns (meaning it cannot complete normally by returning, it could throw an exception). Nothing is never instantiated and is there for the benefit of the type system (to quote James Iry: "The reason Scala has a bottom type is tied to its abi...
Set a default parameter value for a JavaScript function
...lue isn't defined (and ignored if the value is passed). In Ruby you can do it like this:
27 Answers
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Is it possible to use JavaScript to change the meta-tags of the page?
...f I put a div in the head and display:none, than use JavaScript to display it, will this work?
17 Answers
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