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What is the Scala identifier “implicitly”?
...oot Implicit Views
An Implicit View can be triggered when the prefix of a selection (consider for example, the.prefix.selection(args) does not contain a member selection that is applicable to args (even after trying to convert args with Implicit Views). In this case, the compiler looks for implicit...
关于php的socket初探 - PHP - 清泛IT论坛，有思想、有深度
...连接的模型都应该被称为多路复用，目前比较常用的有 select/poll/epoll/kqueue 这些 IO 模型（目前也有像 Apache 这种每个连接用单独的进程/线程来处理的 IO 模型，但是效率相对比较差，也很容易出问题，所以暂时不做介绍了）。在...
How do you detect where two line segments intersect? [closed]
... intersect the intersection point may be stored in the floats i_x and i_y.
char get_line_intersection(float p0_x, float p0_y, float p1_x, float p1_y,
float p2_x, float p2_y, float p3_x, float p3_y, float *i_x, float *i_y)
{
float s1_x, s1_y, s2_x, s2_y;
s1_x = p1_x - p0_x; s1_y = p1...
Why does “_” (underscore) match “-” (hyphen)?
...u want to use the underscore in like as a literal, you have to escape it:
select * from a where name like '%taz\_manual%.pdf%';
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What specific productivity gains do Vim/Emacs provide over GUI text editors?
...
Yeah, the mouse can be a timesaver for selecting areas of text, or moving the cursor to a specific spot in a large amount of text. Otherwise, it's a waste.
– T.E.D.
Jul 7 '09 at 14:27
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Interface Builder: What are the UIView's Layout iOS 6/7 Deltas for?
...ew to see how this will render in iOS 7 and iOS 6 device.
Quick steps:
Select each immediate children of root view individually and add 20px to its 'Y' value.
Then, select all immediate children collectively and give delta Y as -20px. You can also do this in batch or individually.
...
VIM Replace word with contents of paste buffer?
...ister you want (probably ") to put in the contents of that register.
"* - selection register (middle-button paste)
"+ - clipboard register (probably also accessible with ctrl-shift-v via the terminal)
"" - vim's default (unnamed) yank/put/change/delete/substitute register.
Short answer: "_cw^R"
Ed...
How do RVM and rbenv actually work?
... practical difference between RVM and rbenv is when the version of Ruby is selected.
rbenv:
rbenv adds a shim to the start of your path, a command with the same name as Ruby. When you type ruby at a command line the shim is run instead (because it is also called "ruby" and comes first in the path)...
What's the hardest or most misunderstood aspect of LINQ? [closed]
...string> { "Bob", "Alice", "Trent" };
var results = from s in items select s;
Console.WriteLine("Before add:");
foreach (var result in results)
{
Console.WriteLine(result);
}
items.Add("Mallory");
//
// Enumerating the results again will return the new ...
Printing 1 to 1000 without loop or conditionals
...it };
printf("%d\n", j);
ft[j/1000](j + 1);
}
int main(int argc, char *argv[])
{
f(1);
}
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edited Apr 30 '11 at 11:53
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