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What's the best way to build a string of delimited items in Java?
...ctly what i was looking for: StringUtils.join(java.util.Collection,String) from package org.apache.commons.lang3.StringUtils , the jar file is commons-lang3-3.0.1.jar
– Umar
Aug 30 '11 at 6:58
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How to create ASP.NET Web API Url?
... @YuriyFaktorovich This post implies that Url.Action is being used from a View. Url is of type System.Web.Mvc.UrlHelper, and it doesn't map to WebApi routes. This is why you need the extra parameter: new { httproute = "" }.
– Jesse
Sep 24 '13 at 21:26
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Why use apparently meaningless do-while and if-else statements in macros?
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@DawidFerenczy: although both you and me-from-four-and-a-half-years-ago make a good point, we have to live in the real world. Unless we can guarantee that all the if statements, etc, in our code use braces, then wrapping macros like this is a simple way of avoiding ...
Where does npm install packages?
... (assuming I had done sudo npm install browserify -g before) it removes it from there.
– nik_m
Jul 1 '16 at 4:41
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Check status of one port on remote host [closed]
...known ip:
nmap -A 192.168.0.5/32 -p 23
For example, look for open ports from 20 to 30 on host.example.com:
nc -z host.example.com 20-30
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C++使用OLE/COM高速读写EXCEL的源码 - C/C++ - 清泛网 - 专注C/C++及内核技术
...M组件的接口的步骤为：Project->Class Wizard->Add Class->MFC Class From TypeLib，先选择要导入的组件所在的路径，即Excel.exe所在的路径，然后再选择
要导入的Excel类型库中的接口。
在完成接口导入后，VS2010将自动为导入的接口创建相应的...
What is a memory fence?
... in device drivers than application code.
The CPU reordering is different from compiler optimisations - although the artefacts can be similar. You need to take separate measures to stop the compiler reordering your instructions if that may cause undesirable behaviour (e.g. use of the volatile keywo...
How does Access-Control-Allow-Origin header work?
...Cross-Origin Resource Sharing) header.
When Site A tries to fetch content from Site B, Site B can send an Access-Control-Allow-Origin response header to tell the browser that the content of this page is accessible to certain origins. (An origin is a domain, plus a scheme and port number.) By defa...
What is considered a good response time for a dynamic, personalized web application? [closed]
...includes dynamic content and personalization, what is a good response time from the server (so excluding network latency and browser rendering time)? I'm thinking about sites like Facebook, Amazon, MyYahoo, etc. A related question is what is a good response time for a backend service?
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Detect the specific iPhone/iPod touch model [duplicate]
...e (and probably the iPod touch 2nd generation). However, to stop the users from trying to play a multiplayer on an iPod 1st gen and iPhone 2G I need to check for the specific device model.
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