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How to iterate a loop with index and element in Swift
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Although it seems like a tuple, in Swift 1.2 - not sure about 2.0 - enumerate returns an EnumerateSequence<base: SequenceType> struct.
– nstein
Jul 3 '15 at 12:52
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How to use Swift @autoclosure
... automatically wrapped up into a closure expression and can be called each time around the loop
func until<L: LogicValue>(pred: @auto_closure ()->L, block: ()->()) {
while !pred() {
block()
}
}
// doSomething until condition becomes true
until(condition) {
doSometh...
How to read and write excel file
....setCellValue(1);
// Or do it on one line.
row.createCell(1).setCellValue(1.2);
row.createCell(2).setCellValue(
createHelper.createRichTextString("This is a string"));
row.createCell(3).setCellValue(true);
// Write the output to a file
FileOutputStream fileOut = new FileOutputStream("workbook.xls"...
How to check if PHP array is associative or sequential?
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I think this would avoid a lot of potential cpu time and memory if one would check if isset($arr[0]) is false before extracting all the keys as is it clearly associative if the array is not empty but has no element in 0 position. As "most" real associative arrays have stri...
Fixed stroke width in SVG
...m(ref).
That will work in browsers that support those parts from SVG Tiny 1.2, for example Opera 10. The fallback includes writing a small script to do the same, basically inverting the CTM and applying it on the elements that shouldn't scale.
If you want sharper lines you can also disable antiali...
Reloading the page gives wrong GET request with AngularJS HTML5 mode
...ssuming you have html5mode enabled on angularjs.
Now. note that in angular 1.2, declaring a base url is not recommended anymore actually.
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Explain Morris inorder tree traversal without using stacks or recursion
...h would be included into your post, as external links often die after some time.
– laancelot
Oct 1 '19 at 20:47
2
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深入理解 x86/x64 的中断体系 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
... db 'Now,pirnt message with new IVT', 13, 10, 0
times 510-($-$$) db 0
dw 0xaa55
; end of boot.asm
在 vmware 上这段代码的执行结果如图:
这段代码在实模式下将 IVT 表复制到 0x8000 位置上,然后将...
Add zero-padding to a string
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"1.2".PadRight(4,'0') also works for zero filling a string number such as "1.20". I can do this to truncate and fill a simple string number < 10000. num = num.length > 4 ? num.Substring(0,4) : num.PadRight(4,'0');
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How to create a inset box-shadow only on one side?
...adow: inset 0 20px 20px -20px rgba(0,0,0,0.8);
font: bold 18px/1.2em sans-serif;
height: auto;
margin: 15px auto;
padding: 75px 15px 25px;
text-align: center;
width: 80%;
}
...
