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ViewParam vs @ManagedProperty(value = “#{param.id}”)
...alues. Since JSF 2.2 you could use <f:viewAction> for that instead.
Allows for nested <f:converter> and <f:validator> for more fine-grained conversion/validation. Even a <h:message> can be attached.
Can be included as GET query string using includeViewParams attribute of &l...
Rebase a single Git commit
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how can a question specifically called 'git rebase ...' have the accepted answer than contains a cherry-pick, which is a totally different concept and sometimes per se considered unclean?
– Bondax
Oct 13 '15 at 9:...
Rearrange columns using cut
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This is very often inefficient. Typically, you will find that the corresponding Awk script is a lot faster, for example. You should also be careful to quote the values "$col2" and "$col1" -- there could be shell metacharacters or other shenanigans in the data.
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Is it possible to await an event instead of another async method?
... sender, EventArgs eventArgs)
{
if (!Successfully.IsCompleted && _predicate.Invoke())
{
Successfully.RunSynchronously();
}
}
public Task Successfully { get; }
}
And here is how I use it:
var itChanged = new AsyncEventListener();
someObject....
Linux command: How to 'find' only text files?
...of find such as on OS X, but it doesn't hurt anything just having it there all the time if you want to put this in an alias or something.
EDIT: As @ruslan correctly pointed out, the -and can be omitted since it is implied.
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Angular JS break ForEach
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I would rather just add a !keepGoing && return; to the top of the function, less code.
– Andrew Joslin
Dec 12 '12 at 17:34
46
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How to make a Java Generic method static?
...urn value always introduce (declare) a new generic type variable.
Additionally, type variables between types (ArrayUtils) and static methods (appendToArray) never interfere with each other.
So, what does this mean:
In my answer <E> would hide the E from ArrayUtils<E> if the method woul...
Git pull after forced update
... on the next push.
Use the help git command --help for more details and examples on any of the above (or other) commands.
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How to determine if a process runs inside lxc/Docker?
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On a new ubuntu 16.04 system, new systemd & lxc 2.0
sudo grep -qa container=lxc /proc/1/environ
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How to invoke a Linux shell command from Java
... of it hanging because you didn't read its output and error streams. For example: stackoverflow.com/questions/8595748/java-runtime-exec
– Evgeni Sergeev
Dec 11 '14 at 8:46
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