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Is there any advantage of using map over unordered_map in case of trivial keys?
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I'm quite sure that memory-wise it is the opposite. Assuming the default 1.0 load factor for an unordered container: you have one pointer per element for the bucket and one pointer per element for the next-element-in-bucket, therefore you end up with two pointers plu...
What does the 'standalone' directive mean in XML?
... that the XML processor must use the DTD for validation only.
Quite the opposite, declaring a document as standalone will actually force a non-validating processor to parse internal declarations it must normally ignore (i.e. those after an ignored parameter entity reference). Non-validating proce...
What's a good hex editor/viewer for the Mac? [closed]
...wnload the latest version on the releases tab instead of their previous website - github.com/ridiculousfish/HexFiend/releases
– cwd
Mar 18 '16 at 18:48
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Ruby 2.0.0p0 IRB warning: “DL is deprecated, please use Fiddle”
...d some time ago in dl.rb ( see revisions/37910 ).
On Windows the lib/ruby/site_ruby/2.0.0/readline.rb file still requires dl.rb so the warning message comes out when you require 'irb' ( because irb requires 'readline' ) or when anything else wants to require 'readline'.
You can open readline.rb wi...
What is NODE_ENV and how to use it in Express?
...stead, you set NODE_ENV to something else before starting your server, the opposite should happen.
In Linux, set the environment variable NODE_ENV like this:
export NODE_ENV='value'
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improv...
HAProxy redirecting http to https (ssl)
I'm using HAProxy for load balancing and only want my site to support https. Thus, I'd like to redirect all requests on port 80 to port 443.
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What is the difference between the remap, noremap, nnoremap and vnoremap mapping commands in Vim?
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I had assumes noremap to be some opposite of map. I mean something which removes a mapping. Thanks for the answer. It clarified me
– Pavan Manjunath
Mar 14 '12 at 9:07
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ERROR 2006 (HY000): MySQL server has gone away
...ation/options, and I wasn't willing to go down a programmatic solution via PHP or other.
– Richard Sitze
Dec 16 '12 at 21:15
160
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how to implement regions/code collapse in javascript
... This one is useful and the important point to note from the site's comments is "You must check the name of the module in the above code with the name of your new Macro. both names must match!"
– Prasad
Dec 17 '09 at 16:48
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Changing image size in Markdown
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Using inline style does not work in most websites (e.g. GitHub) site it will get sanitized. Prefer width and height instead as mentioned by @kushdillip.
– Ciro Santilli 郝海东冠状病六四事件法轮功
Nov 22 '14 at 8:48
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