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POJ-2406 Power Strings(KMP)
题目描述: Given two strings a and b we define a*b to be their concatenation. For example, if a = "abc" and b = "def" then a*b = "abcdef". If we think of c ...
分类:其他好文   时间:2017-01-17 16:12:13    阅读次数:223
[Angular Directive] Create a Template Storage Service in Angular 2
You need to define a <template> to be able to use it elsewhere in your app as a TemplateRef. You can store these TemplateRefs in a Service and then ac ...
分类:其他好文   时间:2017-01-16 22:40:05    阅读次数:226
CentOS Linux解决 Device eth0 does not seem to be present
通过OVF部署Linux主机后提示 ringing up interface eth0: Device eth0 does not seem to be present,delaying initialization. 解决办法: 首先,打开/etc/udev/rules.d/70-persiste ...
分类:系统相关   时间:2017-01-16 12:45:05    阅读次数:198
spring 里面的StringUtils,先放这儿,有时间研究吧
/* * Copyright 2002-2012 the original author or authors. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this fi ...
分类:编程语言   时间:2017-01-16 11:09:53    阅读次数:282
Warning: Attempt to present <UIAlertController: 0x7fb6ab704950> on <UIViewController: 0x7fb6ab51c810> whose view is not in the window hierarchy!
对于在UIView上,是不能跳转的,所以我们通常要借助UIViewController,但经常会出现UIViewController没被加载的情况。这时就会报这个错。 解决方法: viewCon = (UIApplication.shared.keyWindow?.rootViewControlle ...
分类:Windows程序   时间:2017-01-14 11:24:14    阅读次数:272
UITableView定制左滑效果
UITableViewRowAction类object defines a single action to present when the user swipes horizontally in a table类的属性style: UITableViewRowActionStyle按钮的styl... ...
分类:其他好文   时间:2017-01-14 10:14:46    阅读次数:125
Understand the Qt containers(有对应表)
Container classes are one of the cornerstones of object-oriented programming, invaluable tools that free us from having to permanently think about mem ...
分类:其他好文   时间:2017-01-12 22:47:36    阅读次数:257
图片压缩
// // 图像压缩 // - (UIImage *)scaleFromImage:(UIImage *)image { if (!image) { return nil; } NSData *data = UIImagePNGRepresentation(image); CGFloat dataS ...
分类:其他好文   时间:2017-01-12 09:50:18    阅读次数:153
Type Converters ,Markup Extensions,IValueConverter的区别
Type Converters和Markup Extensions是 XAML 类型系统和 XAML 编写器用来生成对象图组件的两种技术。 尽管类型转换器和标记扩展共享一些特征,但它们在 XAML 节点流中以不同的方式表示。 在本文档集中,Type Converters、Markup Extensi ...
分类:其他好文   时间:2017-01-11 10:07:46    阅读次数:162
sicily 1031 Campus(图算法)
Description At present, Zhongshan University has 4 campuses with a total area of 6.17 square kilometers sitting respectively on both sides of the Pear ...
分类:编程语言   时间:2017-01-08 15:16:27    阅读次数:192
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