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javax.faces.application.ViewExpiredException: View could not be restored
...ession cookie is not maintained anymore for some reason in browser, or by calling HttpSession#invalidate() in server, or due a server specific bug with session cookies as known in WildFly), then the serialized view state is not available anymore in the session and the enduser will get this exception...
Multiple github accounts on the same computer?
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All you need to do is configure your SSH setup with multiple SSH keypairs.
This link is easy to follow (Thanks Eric):
http://code.tutsplus.com/tutorials/quick-tip-how-to-work-with-github-and-multiple-accounts--net-22574
Gen...
C# how to create a Guid value?
...uid();
Hey, its a 'valid', although not very useful, Guid.
(the guid is all zeros, if you don't know. Sometimes this is needed to indicate no guid, in cases where you don't want to use a nullable Guid)
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Laravel Eloquent: Ordering results of all()
...'m stuck on a simple task.
I just need to order results coming from this call
9 Answers
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How to Compare Flags in C#?
... @MarioVW Running several times on .NET 4, i7-3770 gives ~2400ms vs ~20ms on AnyCPU (64-bit) mode, and ~3000ms vs ~20ms on 32-bit mode. .NET 4.5 may have optimised it slightly. Also note the performance difference between 64-bit and 32-bit builds, which might be due to faster 64-bit arithm...
How can I tell if one commit is a descendant of another commit?
...anch --contains <commit> and git merge-base --is-ancestor ...: 3m40s vs 0.14s
– hagello
Nov 14 '17 at 11:56
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Command to collapse all sections of code?
In Visual Studio is there a command to collapse/expand all the sections of code in a file?
20 Answers
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How can you diff two pipelines in Bash?
...dev/fd/63 to get a filename that the command can open and read from to actually read from an already-open file descriptor that bash set up before exec'ing the command. (i.e. bash uses pipe(2) before fork, and then dup2 to redirect from the output of quux to an input file descriptor for diff, on fd ...
What is the difference between CMD and ENTRYPOINT in a Dockerfile?
...ypoint. i.e., the actual thing that gets executed is /bin/sh -c bash. This allowed Docker to implement RUN quickly by relying on the shell's parser.
Later on, people asked to be able to customize this, so ENTRYPOINT and --entrypoint were introduced.
Everything after ubuntu in the example above is ...
Why is arr = [] faster than arr = new Array?
...BER, IDENTIFIER)
new Array: NEW, IDENTIFIER
new Array(): NEW, IDENTIFIER, CALL
new Array(5): NEW, IDENTIFIER, CALL (NUMBER)
new Array(5,4): NEW, IDENTIFIER, CALL (NUMBER, NUMBER)
new Array(5, foo): NEW, IDENTIFIER, CALL (NUMBER, IDENTIFIER)
Hopefully this should provide you a sufficient visualizat...