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How to open, read, and write from serial port in C?

...ity) { struct termios tty; if (tcgetattr (fd, &tty) != 0) { error_message ("error %d from tcgetattr", errno); return -1; } cfsetospeed (&tty, speed); cfsetispeed (&tty, speed); tty.c_cflag = (tty.c_...
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What is the colon operator in Ruby?

... 250 :foo is a symbol named "foo". Symbols have the distinct feature that any two symbols named the s...
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Generate random password string with requirements in javascript

...work? Math.random() // Generate random number, eg: 0.123456 .toString(36) // Convert to base-36 : "0.4fzyo82mvyr" .slice(-8);// Cut off last 8 characters : "yo82mvyr" Documentation for the Number.prototype.toString and strin...
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栈和队列的面试题Java实现 - 更多技术 - 清泛网 - 专注C/C++及内核技术

... Queue queue = new Queue(); //入队操作 for (int i = 0; i < 5; i++) { queue.add(i); } //出队操作 System.out.println(queue.pop()); System.out.println(queue.pop()); System.out.println(queue.pop()); } } 运...
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Efficient way to apply multiple filters to pandas DataFrame or Series

... 250 Pandas (and numpy) allow for boolean indexing, which will be much more efficient: In [11]: df.l...
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How do i put a border on my grid in WPF?

...gt; &lt;Grid Height="166" HorizontalAlignment="Left" Margin="12,12,0,0" Name="grid1" VerticalAlignment="Top" Width="479" Background="#FFF2F2F2" /&gt; &lt;/Border&gt; &lt;/Grid&gt; This should get you what you're after (though you may want to put a margin on all 4 sides, not just 2...) ...
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How to hide first section header in UITableView (grouped style)

...hat seems reasonably clean to me. So I'm answering my own question. Since 0 as the first section header's height doesn't work, I return 1. Then I use the contentInset to hide that height underneath the navigation bar. Objective-C: - (CGFloat) tableView:(UITableView *)tableView heightForHeaderInSe...
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How to convert hex to rgb using Java?

... answered Nov 9 '10 at 1:27 xhhxhh 3,74222 gold badges1818 silver badges1717 bronze badges ...
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How to add item to the beginning of List?

... Use the Insert method: ti.Insert(0, initialItem); share | improve this answer | follow | ...
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Chmod recursively

... edited Nov 14 '12 at 11:30 answered Nov 14 '12 at 11:23 Fr...