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Safe (bounds-checked) array lookup in Swift, through optional bindings?
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I enhanced the comment in my answer, to clarify the situation: b contains a value and the value is nil. If we casted automatically to Int?, we would loose the information, if we got a hit or a miss in the array, which might be ...
How to count instances of character in SQL Column
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+1 This enhances the second suggestion by @nickf so that it will actually tell you the number of instances of a string even if the string you're looking for is more than 1 character
– Kevin Heidt
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DaffyMenu 扩展：弹出菜单扩展，为组件添加弹出式菜单功能 · App Inventor 2 中文网
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DaffyMenu 扩展
下载链接
功能概述
扩展特性
截图
Logo 和界面
应用示例
功能展示
函数
事件
属性
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Is there a Java reflection utility to do a deep comparison of two objects?
...e effort to write a custom equals() method then it should be used. Future enhancement: allow flag to have it ignore equals() methods even if they exist. There are useful utilities in java-util, like CaseInsensitiveMap / Set.
– John DeRegnaucourt
Oct 18 '14 at...
Is “Java Concurrency In Practice” still valid? [closed]
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I would say so. JDK7 adds the fork-join framework but that is an enhancement rather than a replacement for earlier concurrency tools.
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Stash changes while keeping the changes in the working directory in Git
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A small enhancement in the answer which in practical may likely to use.
$ git add modified-file.txt
(OR $ git add . ---- for all modified file)
$ git stash save --keep-index "Your Comment"
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9 句话看懂 Photoshop CC 2017 新功能 - IT产品资讯 - 清泛网 - 专注C/C++及内核技术
...做点简单的海报啥的，依然有免费的的模板可供选择。
Enhanced Properties panel ：小改动，请跳过。
Support for SVG color fonts ：这个世界已经被 Emoji 入侵了啊啊啊啊啊，为了强推这个，字体列表醒目位置就是 Apple Color Emoji。
New Creativ...
Async Procedures 拓展：异步任务拓展，异步处理耗时任务 - App Inventor 2...
...community.kodular.io/t/f ... res-extension/21322
高级异步拓展：Enhanced Asynchronous Task Extension
https://community.kodular.io/t/f ... sk-extension/253314
How should I use try-with-resources with JDBC?
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Java 9 – Use existing vars in try-with-resources
New in Java 9 is an enhancement to try-with-resources syntax. We can now declare and populate the resources outside the parentheses of the try statement. I have not yet found this useful for JDBC resources, but keep it in mind in your own work.
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Amazon S3 CORS (Cross-Origin Resource Sharing) and Firefox cross-domain font loading
...Cloudfront properly supports CORS now. See http://aws.amazon.com/blogs/aws/enhanced-cloudfront-customization/ and this answer for more info: https://stackoverflow.com/a/25305915/308315
OK, I finally got the fonts working using the config below with a little tweak from examples in the documentatio...