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How to reshape data from long to wide format
...ther()/spread() being the terms for melt/cast.
Edit: Now, in 2019, tidyr v 1.0 has launched and set spread and gather on a deprecation path, preferring instead pivot_wider and pivot_longer, which you can find described in this answer. Read on if you want a brief glimpse into the brief life of spread...
How to increase font size in a plot in R?
...x.axis=0.5)
Before the plot command. Just remember to put:
par(cex.axis=1.0)
After the plot to make sure that the fonts go back to the default size.
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How to get Bitmap from an Uri?
...o = (originalSize > THUMBNAIL_SIZE) ? (originalSize / THUMBNAIL_SIZE) : 1.0;
BitmapFactory.Options bitmapOptions = new BitmapFactory.Options();
bitmapOptions.inSampleSize = getPowerOfTwoForSampleRatio(ratio);
bitmapOptions.inDither = true; //optional
bitmapOptions.inPreferredConfig=Bitma...
Changing navigation bar color in Swift
...lor = UIColor(red: 46.0/255.0, green: 14.0/255.0, blue: 74.0/255.0, alpha: 1.0)
UINavigationBar.appearance().tintColor = UIColor.whiteColor()
UINavigationBar.appearance().titleTextAttributes = [NSForegroundColorAttributeName : UIColor.whiteColor()]
Just paste this line in didFinishLaunchingWithOpt...
Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2
...AJAX/documentation/live/ConfiguringASPNETAJAX.aspx
Then, install the AJAX 1.0 extensions on your production server, from this link:
http://www.asp.net/ajax/downloads/archive/
Update: Microsoft seems to have removed the above page :(
That's it!
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实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
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从www.php.net官方网站下载PHP源码包，这里下载的是稳定版php-5.2.13.tar.gz。
从http://php-fpm.org/downloads/下载对应的PHP-FPM源码包，这里下载的是php-5.2.13-fpm-0.5.13.diff.gz。
需要注意，在下载软件包版本时，尽量使PHP和PHP-FPM版本一致，...
Why don't Java's +=, -=, *=, /= compound assignment operators require casting?
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Or more fun: "int x=33333333; x+=1.0f;".
– supercat
Apr 20 '17 at 19:31
5
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Hide keyboard when scroll UITableView
...iew.endEditing(true)
}
}
}
StoryBoard
<?xml version="1.0" encoding="UTF-8"?>
<document type="com.apple.InterfaceBuilder3.CocoaTouch.Storyboard.XIB" version="3.0" toolsVersion="11762" systemVersion="16D32" targetRuntime="iOS.CocoaTouch" propertyAccessControl="none" useAuto...
Compare floats in php
... PHP_FLOAT_EPSILON Smallest representable positive number x, so that x + 1.0 != 1.0. Available as of PHP 7.2.0.
– Code4R7
Sep 28 '17 at 20:24
3
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How do I decompile a .NET EXE into readable C# source code?
...April 15, 2012, ILSpy 2.0 was released. New features compared with version 1.0:
Assembly Lists
Support for decompiling Expression trees
Support for lifted operatores on nullables
Decompile to Visual Basic
Search for multiple strings separated by space (searching for "Assembly manager" in ILSpy.exe...