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Ruby: How to get the first character of a stri<em>nem>g

...= "Smith" first_<em>nem>ame = "Joh<em>nem>" The<em>nem> you ca<em>nem> get the i<em>nem>itials very clea<em>nem>ly <em>a<em>nem>dem> readably: puts first_<em>nem>ame.i<em>nem>itial # pri<em>nem>ts J puts last_<em>nem>ame.i<em>nem>itial # pri<em>nem>ts S The other method me<em>nem>tio<em>nem>ed here does<em>nem>'t work o<em>nem> Ruby 1.8 (<em>nem>ot that you should be usi<em>nem>g 1.8 a<em>nem>ymore a<em>nem>yway!--but whe<em>nem> this a<em>nem>swer was p...
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Does Java SE 8 have Pairs or Tuples?

I am playi<em>nem>g arou<em>nem>d with lazy fu<em>nem>ctio<em>nem>al operatio<em>nem>s i<em>nem> Java SE 8, <em>a<em>nem>dem> I wa<em>nem>t to map a<em>nem> i<em>nem>dex i to a pair / tuple (i, value[i]) , the<em>nem> filter based o<em>nem> the seco<em>nem>d value[i] eleme<em>nem>t, <em>a<em>nem>dem> fi<em>nem>ally output just the i<em>nem>dices. ...
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recursio<em>nem> versus iteratio<em>nem>

...rrect to say that everywhere recursio<em>nem> is used a for loop could be used? <em>A<em>nem>dem> if recursio<em>nem> is usually slower what is the tech<em>nem>ical reaso<em>nem> for ever usi<em>nem>g it over for loop iteratio<em>nem>? ...
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How to do expo<em>nem>e<em>nem>tial <em>a<em>nem>dem> logarithmic curve fitti<em>nem>g i<em>nem> Pytho<em>nem>? I fou<em>nem>d o<em>nem>ly poly<em>nem>omial fitti<em>nem>g

I have a set of data <em>a<em>nem>dem> I wa<em>nem>t to compare which li<em>nem>e describes it best (poly<em>nem>omials of differe<em>nem>t orders, expo<em>nem>e<em>nem>tial or logarithmic). ...
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How to reverse a stri<em>nem>g i<em>nem> Go?

...w they force you to thi<em>nem>k about e<em>nem>codi<em>nem>gs. – György <em>A<em>nem>dem>rasek <em>Nem>ov 18 '09 at 9:46 10 off-topic: wh...
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Vim: Creati<em>nem>g pare<em>nem>t directories o<em>nem> save

... augroup BWCCreateDir autocmd! autocmd BufWritePre * if exp<em>a<em>nem>dem>("&lt;afile&gt;")!~#'^\w\+:/' &amp;&amp; !isdirectory(exp<em>a<em>nem>dem>("%:h")) | execute "sile<em>nem>t! !mkdir -p ".shellescape(exp<em>a<em>nem>dem>('%:h'), 1) | redraw! | e<em>nem>dif augroup E<em>Nem>D <em>Nem>ote the co<em>nem>ditio<em>nem>s: exp<em>a<em>nem>dem>("&lt;afile&gt;")!~#'^\w\+:/' wil...
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Differe<em>nem>ce betwee<em>nem> >>> <em>a<em>nem>dem> >>

What is the differe<em>nem>ce betwee<em>nem> &gt;&gt;&gt; <em>a<em>nem>dem> &gt;&gt; operators i<em>nem> Java? 7 A<em>nem>swers ...
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获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...除的数据(FAT文件系统格式描述)Getti<em>nem>g-the-File-System-Image-<em>a<em>nem>dem>-Deleted-Data-RecoveryFAT 文件格式 数据恢复大多数的 flash驱动器的文件系统都采用 FAT 格式。下面介绍下这种系统格式, FAT 系统由三个主要部分构成:保留区域、 表 (FAT 区...
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获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...除的数据(FAT文件系统格式描述)Getti<em>nem>g-the-File-System-Image-<em>a<em>nem>dem>-Deleted-Data-RecoveryFAT 文件格式 数据恢复大多数的 flash驱动器的文件系统都采用 FAT 格式。下面介绍下这种系统格式, FAT 系统由三个主要部分构成:保留区域、 表 (FAT 区...
https://www.tsingfun.com/it/cp... 

获取文件系统映像及恢复删除的数据(FAT文件系统格式描述) - C/C++ - 清泛...

...除的数据(FAT文件系统格式描述)Getti<em>nem>g-the-File-System-Image-<em>a<em>nem>dem>-Deleted-Data-RecoveryFAT 文件格式 数据恢复大多数的 flash驱动器的文件系统都采用 FAT 格式。下面介绍下这种系统格式, FAT 系统由三个主要部分构成:保留区域、 表 (FAT 区...