工件

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Why does Ruby expose symbols?

Why does Ruby expose symbols for explicit use? Isn\'t that the sort of optimisation that\'s usually handled by the开发者_如何学Python interpreter/compiler?Part of the issue is that Ruby strings are mu[详细]

2022-12-20 16:49 分类：问答
springcloud nacos动态线程池Dynamic tp配置接入实战详解

目录一、接入步骤1、引入POM文件2、启动类加 @EnableDynamicTp 注解3、配置中心配置线程池yml实例4、配置线程池使用二、避坑指南一、接入步骤[详细]

2022-12-20 10:21 分类：开发
How To Add A Calculated Column to A Data-Bound Listview?

I have a WPF ListView with several columns bound to a custom collection. The question is, how can I add another column which is calculated, not bound. Specifically, this is what I have, which displays[详细]

2022-12-20 05:06 分类：问答
Firebird SQL: Check if notNULL constraint is set for a specific column?

I want my C# program to know if the notNULL constraint is set for a specific Firebird database column. Can it be checked dynamically, perhaps by querying the meta data? I find the Firebird documentati[详细]

2022-12-19 17:41 分类：问答
g++ compilation error of another thing that works in msvs

Heya, folks. I\'m porting some code from a project largely developed in MSVS to use g++. I\'ve found a lot of little differences, mostly things that M开发者_如何学CSVS allows but g++ does not. Usually[详细]

2022-12-19 00:30 分类：问答
a PROGRESS event when uploading ByteArray to server with AS3 & PHP

I\'m currently creating a series of as3 / PHP classes that upload - encode + download images. Anyone know if there\'s a way to report progress while posting a ByteArray to the server?[详细]

2022-12-17 20:34 分类：问答
Listing all shared memory segments used by a process on AIX5.3+

I would like to find all shared memory segments used by a given process. I am especially interested开发者_开发技巧 in figuring out the shmid so i can use it in calls to shmctl().[详细]

2022-12-17 14:50 分类：问答
Reading text files

I\'m trying to find out what is the best way to read large text (at least 5 mb) files in C++, considering speed and efficiency. Any preferred class or function to use and why?[详细]

2022-12-16 21:39 分类：问答
刀具材料应具备的性能有哪些刀具材料应具备的性能有哪些要求

品牌型号：苏泊尔锋刃系列七件刀具套装系统：TK1505E开发者_StackOverflow中文版 1、高硬度和高耐磨性。刀具要从工件上切除多余的金属，其硬度[详细]

2022-12-03 15:55 分类：问答