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Rails create or update magic?
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@sameers I'm not sure I understand what you mean. What do you think I am implying?
– Mohamad
Sep 23 '14 at 13:08
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jQuery click events firing multiple times
... uses the version of global variables prior to jQuery UI Dialog rendering. Meaning, that if, for example, your global variable was declared, but not initialized at the time of jQuery UI Dialog rendering, then it will show up as uninitialized jQuery UI Dialog event handler
– Ukr...
Which parts of Real World Haskell are now obsolete or considered bad practice?
...lso, lazy IO isn't concerned throughout the whole book, as far as I know.
mean :: [Double] -> Double
mean xs = sum xs / fromIntegral (length xs)
Chapter 24 & Chapter 28 (Concurrent and parallel programming & STM)
While Chapter 24. Concurrent and multicore programming and Chapter 28. S...
“wait_fences: failed to receive reply: 10004003”?
...cation. The key is to understand that asking something to dismiss does not mean it is gone yet, and you shouldn't animate things on top of each other in general. -viewWill/DidDisappear is generally your best way to know for sure when things happen.
– Rob Napier
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Responsively change div size keeping aspect ratio [duplicate]
... content: "";
float: left;
/* essentially the aspect ratio. 100% means the
div will remain 100% as tall as it is wide, or
square in other words. */
padding-bottom: 100%;
}
/* this is a clearfix. you can use whatever
clearfix you usually use, add
overflow:hidden to ...
Daemon Threads Explanation
...is performing a file write operation which is set to non-deamon, Does that mean I have to make it exit explicitly ?
– Ciasto piekarz
Jun 15 '14 at 15:19
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npm install from Git in a specific version
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@loretoparisi Sorry. I didn't meant to suggest adding v was necessary. After the #, the fragment should match the tag's full name (or other commitsh) – in your case, #1.0.0.
– Jonathan Lonowski
Apr 19 '16 at 15:51
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Why are joins bad when considering scalability?
... surrogate key (autonumer/identity column) rather than a natural key. This means smaller (and therefore faster) comparisons during the join operation
Indexes
Materialized/indexed views (think of this as a pre-computed join or managed de-normalization)
Computed columns. You can use this to hash or ot...
Difference between a “coroutine” and a “thread”?
...ely scheduled by the operating system, coroutine switches are cooperative, meaning the programmer (and possibly the programming language and its runtime) controls when a switch will happen.
In contrast to threads, which are pre-emptive, coroutine switches are
cooperative (programmer controls ...
Understanding Magento Block and Block Type
I just want to understand the meaning of
5 Answers
5
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