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Why do we copy then move?
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edited May 23 '17 at 12:02
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answered May 23 '13 at 22:05
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How to kill all processes with a given partial name? [closed]
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John Kugelman
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answered Jan 24 '12 at 12:47
Dor ShemerD...
Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...ions of Ruby, removed all of my gems
(including Rails), and installed Ruby 2.0. In other words, a totally clean re-install. Upon starting IRB, I received this message:
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Escape double quotes in a string
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No.
Either use verbatim string literals as you have, or escape the " using backslash.
string...
Checking for empty arrays: count vs empty
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Is there a CSS selector for the first direct child only?
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edited Jul 14 '15 at 21:11
answered Jan 19 '10 at 15:21
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Why does my application spend 24% of its life doing a null check?
...e to the execution engine. Reading bytes from the L1 cache typically takes 2 or 3 CPU cycles. Next up is the L2 cache, bigger and slower. Upscale processors also have an L3 cache, bigger and slower yet. As process technology improves, those buffers take less space and automatically becomes faster as...
What are “decorators” and how are they used?
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A good use case of $provide.decorator is when you need to do minor "tweak" on some third-party...
When to use actors instead of messaging solutions such as WebSphere MQ or Tibco Rendezvous?
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First off the "older" message systems (MQ) are older in implementation but they are a newer in e...
Uninitialized constant ActiveSupport::Dependencies::Mutex (NameError)
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This is an incompatibility between Rails 2.3.8 and recent versions of RubyGems. Upgrade to the latest 2.3 version (2.3.11 as of today).
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