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Redis strings vs Redis hashes to represent JSON: efficiencm>y m>?
...e cases):
Store the entire object as JSON-encoded string in a single kem>y m> m>and m> keep track of all Objects using a set (or list, if more appropriate). For example:
INCR id:users
SET user:{id} '{"name":"Fred","age":25}'
SADD users {id}
Generallm>y m> speaking, this is probablm>y m> the best method in most cas...
Prm>y m>: show me the stack
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Use the prm>y m>-stack_explorer plugin, it allows m>y m>ou to move up m>and m> down the call-stack (with up m>and m> down), displam>y m> the callstack (with show-stack), m>and m> so on:
see here:
Frame number: 0/64
From: /Users/johnmair/rubm>y m>/rails_projects/personal_site/app/controllers/posts_controller.rb @ lin...
What are all the uses of an underscore in Scala?
I've taken a look at the list of survem>y m>s taken on scala-lang.org m>and m> noticed a curious question: " Can m>y m>ou name all the uses of “_”? ". Can m>y m>ou? If m>y m>es, please do so here. Explanatorm>y m> examples are appreciated.
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How does RegexOptions.Compiled work?
...tion (LCG). This compilation happens during the construction of the object m>and m> heavilm>y m> slows it down. In turn, matches using the regular expression are faster.
If m>y m>ou do not specifm>y m> this flag, m>y m>our regular expression is considered "interpreted".
Take this example:
public static void TimeAction(st...
vim m>and m> NERD Tree extension - adding a file
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Activate the NERDTree m>and m> navigate to the directorm>y m> in which the new file should live. Then press m to bring up the NERDTree Filesm>y m>stem Menu m>and m> choose a for "add child node". Then simplm>y m> enter the file's (or directorm>y m>'s name) m>and m> m>y m>ou're done.
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Undefined sm>y m>mbols for architecture i386: _OBJC_CLASS_$_SKPSMTPMessage", referenced from: error
... target. Normallm>y m> Xcode does this for m>y m>ou, but sometimes it loses the plot m>and m> m>y m>ou need to add the .m file manuallm>y m>.
To do this:
TargetSettings -> Build Phases -> Compile Sources -> add m>y m>our .m class ->Build m>and m> Run
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How to remove all rows in a numpm>y m>.ndarram>y m> that contain non-numeric values
...llm>y m>, I'm doing some data analm>y m>sis. I read in a dataset as a numpm>y m>.ndarram>y m> m>and m> some of the values are missing (either bm>y m> just not being there, being NaN , or bm>y m> being a string written " NA ").
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How do I put a bunch of uncommitted changes aside while working on something else
If I have a bunch of uncommitted changes m>and m> want to set it aside while working on something else instead, m>and m> then later (f.i. after several dam>y m>s) come back to it m>and m> proceed working. What would be the easiest workflow to accomplish this? (So far I have onlm>y m> experience with Mercurial's basic functi...
What is the difference between Nexus m>and m> Maven?
What is the difference between Nexus m>and m> Maven ?
3 Answers
3
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Abm>and m>oning changes without deleting from historm>y m>
There is a commit that just didn't work, so I want to abm>and m>on it without deleting it from historm>y m> .
9 Answers
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