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How can I verify if a Windows Service is running
...implemented as a Windows Service. When the device boots, this service typically takes some time to start. I'd like to check, from my code, if the service is running. How can I accomplish this?
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How would you compare jQuery objects?
...ght be useful http://learn.jquery.com/using-jquery-core/jquery-object/#not-all-jquery-objects-are-created
– Ajeeb.K.P
Aug 21 '15 at 8:37
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How do you use String.substringWithRange? (or, how do Ranges work in Swift?)
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So what's the right answer here? Calling advance means we have to iterate the whole way through a possibly long string. But forming an NSRange and using NSString explicitly is dangerous? What's left?
– matt
Nov 18 '14 at...
How to change the remote repository for a git submodule?
...th.
If repo history is different then you need to checkout new branch manually:
git submodule sync --recursive
cd <submodule_dir>
git fetch
git checkout origin/master
git branch master -f
git checkout master
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How can I force clients to refresh JavaScript files?
...sion of the file and they do not see the update. Obviously, on a support call, we can simply inform them to do a ctrl F5 refresh to ensure that they get the up-to-date files from the server, but it would be preferable to handle this before that time.
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Difference between doseq and for in Clojure
...e's answer is
(for [x [1 2 3]] (println x))
At the REPL, this will generally do what you want, but that's basically a coincidence: the REPL forces the lazy sequence produced by for, causing the printlns to happen. In a non-interactive environment, nothing will ever be printed. You can see this in...
Difference between FOR and AFTER triggers?
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AFTER specifies that the DML trigger is fired only when all operations specified in the triggering SQL statement have executed successfully. All referential cascade actions and constraint checks also must succeed before this trigger fires.
AFTER is the default when FOR is the onl...
Difference between declaring variables before or in loop?
...asure this.
I would code it the A way as well but I would say it doesn't really matter.
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Difference between hard wrap and soft wrap?
...u come back later and edit/add/remove words later on. (You can do this manually in emacs with M-q.)
This is rather annoying, since obsessive compulsive people like me then go back and have to manually re-insert the hard breaks at the appropriate points.
On the other hand, soft wrapping is annoyin...
What is the difference between lower bound and tight bound?
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In simple terms can we call: upper bound (Big(O)) as the worst case? tight bound as the average case? lower bound (Omega) as the best case?
– Revanth
Mar 12 '18 at 22:30
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