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Data structure: insert, remove, contains, get random element, all at O(1)
... It's interesting that I got this question on a Google phone screen and after some struggling stuck to the same solution. I screwed up an implementation a little bit and assigned to the second phone screen.
– Andrey Talnikov
Nov 10 '12 at 9:38
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Displaying a message in iOS which has the same functionality as Toast in Android
...grayed out' background with adding ability to interact with other views on screen (like buttons or painting canvas in my case behind the alert)?
– vir us
Sep 15 '14 at 10:54
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正则表达式 30 分钟入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...获的内容)可以在表达式或其它程序中作进一步的处理。默认情况下，每个分组会自动拥有一个组号，规则是：从左向右，以分组的左括号为标志，第一个出现的分组的组号为1，第二个为2，以此类推。
呃……其实,组号分配还...
What's the difference between Perl's backticks, system, and exec?
...tring representing its standard out (whatever it would have printed to the screen)
You can also use popen to run shell commands and I think that there is a shell module - 'use shell' that gives you transparent access to typical shell commands.
Hope that clarifies it for you.
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Understanding Fragment's setRetainInstance(boolean)
...ger and call setRetainInstance,all the Bitmaps are still there even if the screen orientation changes.
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Is there an equivalent of CSS max-width that works in HTML emails?
...given dimensions. By not setting width, the email will expand to the whole screen. Pick your poison :)
– The Coordinator
Apr 2 '14 at 5:03
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Is there a valid reason for enforcing a maximum width of 80 characters in a code file, this day and
Seriously. On a 22" monitor, it only covers maybe a quarter of the screen. I need some ammo to axe down this rule.
32 Answe...
How do I enable TODO/FIXME/XXX task tags in Eclipse?
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Oh, wait, I now have a Tasks window on the bottom of the screen that displays the tasks. However, initially I was looking at the Task List window on the side of the screen.
– Jeff
Dec 8 '10 at 18:12
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Can I make git recognize a UTF-16 file as text?
...le:
Trying to diff like that results in
binary garbage spewed to the screen.
If git is using GNU diff, it would
seem that GNU diff is not
unicode-aware.
GNU diff doesn't really care about unicode, so when you use diff --text it just diffs and outputs the text. The problem is that the t...
How do I implement basic “Long Polling”?
..." charset="utf-8"></script>
<style type="text/css" media="screen">
body{ background:#000;color:#fff;font-size:.9em; }
.msg{ background:#aaa;padding:.2em; border-bottom:1px #000 solid}
.old{ background-color:#246499;}
.new{ background-color:#3B9957;}
.e...