所以我说了，Crystal 可以作为 Ruby 的绝好替代。至少在当前生态还算不上多全面的情况下把拿手的 Web ...
所以我说了，Crystal 可以作为 Ruby 的绝好替代。至少在当前生态还算不上多全面的情况下把拿手的 Web ...
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CrystalDiskInfo. Contribute to zypA13510/CrystalDiskInfo development by creating an account on GitHub.
A dedicated syntax for calling native libraries eliminates the need to re-implement low-level tasks. The compiler automatically checks for null references at compile time. For concurrency, Crystal uses threads called fibers to communicate with each other without having to use shared memory or locks....
I am using Crystal Report 11.5.11.1470 I am using a SQL Database, Syntax is SQLServer 浏览3提问于2016-05-17得票数 0 1回答 Crystal Report Viewer for Web 、 但是我需要使用我的TextBox和按钮来调用存储过程并在CrystalReportViewer中显示。 浏览2提问于2011-10-07得票数 1...
Date, Time, and DateTime (Crystal Syntax) The DateTime type can hold date-times, dates only, or times only. The Date type holds dates only and the Time type holds times only. The Date and Time types are more efficient than the DateTime type, and so can be used in situations where ...
Beautiful Syntax, Faster Than Go 它和Mirah, JRuby, Groovy 等等的区别是: 它不需要 JVM 这个平台, 没有字节码和解释器. 很容易在速度上超过这些 JVM 语言. 同样是编译成 LLVM IR 再到机器码, 和 Ruby Motion 的区别是: Ruby Motion 依赖 ObjC 运行时, 而 Crystal 不依赖 ...
Since Customer.Country is a string field, you need to compare it to a string literal, enclosed in quotation marks or apostrophes (just quotation marks in Basic syntax). If the field you are testing is numeric, you need to use a number constant, as in the Orders.Order Amount sample shown...
1． 使用"CrystalToAR2005"工具转换Crystal Reports 2005报表。 2． 使用"CrystalToAR2008"工具转换Cryst...