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Browser support for URLs beginning with double slash
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This behavior was part of RFC 1808 (Section 4) which is about 16 years old, so every major browser should (and does) support this.
Sadly, there's a bug with IE7 and -8 that will make them download the resources twice if a protocol-relative URL is used on a link or @im...
switch() statement usage
... expr min lq median uq max
1 test1("mean") 709 771 864 951 16122411
2 test2("mean") 1007 1073 1147 1223 8012202
> microbenchmark(test1('trimmed'), test2('trimmed'), times=1e6)
Unit: nanoseconds
expr min lq median uq max
1 test1("trimmed") 733 7...
Equivalent of varchar(max) in MySQL?
...max length of a varchar is subject to the max row size in MySQL, which is 64KB (not counting BLOBs):
VARCHAR(65535)
However, note that the limit is lower if you use a multi-byte character set:
VARCHAR(21844) CHARACTER SET utf8
Here are some examples:
The maximum row size is 65535, but a var...
JUnit 4 Test Suites
How do I create test suites with JUnit 4?
5 Answers
5
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How can I assign the output of a function to a variable using bash?
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140
VAR=$(scan)
Exactly the same way as for programs.
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How to add an integer to each element in a list?
...ist=[1,2,3] and I want to add 1 to each element to get the output [2,3,4] ,
how would I do that?
11 Answers
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Swift - Cast Int into enum:Int
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242
Use the rawValue initializer: it's an initializer automatically generated for enums.
self.time...
Find and copy files
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Sergey Brunov
11.4k77 gold badges3535 silver badges6969 bronze badges
answered Mar 9 '11 at 5:19
malcolmpdxmalcolmpdx
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Pry: show me the stack
...y the callstack (with show-stack), and so on:
see here:
Frame number: 0/64
From: /Users/johnmair/ruby/rails_projects/personal_site/app/controllers/posts_controller.rb @ line 7 PostsController#index:
5: def index
6: @posts = Post.all
=> 7: binding.pry
8: end
[1] pry(#<Post...
reference assignment is atomic so why is Interlocked.Exchange(ref Object, Object) needed?
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4 Answers
4
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