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unix - head AND tail of file
Say you have a txt file, what is the command to view the top 10 lines and bottom 10 lines of file simultaneously?
20 Answer...
win7 安装项目管理工具redmine2.5.1 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...的Installtion Guide，主要是对redmine有个大致的了解。
http://www.redmine.org/projects/redmine/wiki/RedmineInstall
二、下载必要的软件包
我用的是以下的版本：
redmine-2.5.1.zip
railsinstaller-2.2.2.exe
mysql-installer-community-5.6.17.0.msi
ImageMagick-6.8.9-2...
ASP.NET custom error page - Server.GetLastError() is null
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Looking more closely at my web.config set up, one of the comments in this post is very helpful
in asp.net 3.5 sp1 there is a new parameter redirectMode
So we can amend customErrors to add this parameter:
<customErrors mode="RemoteOnly" defaultRedirect="~/errors/GeneralErr...
C# using streams
... there has a good article to help you understand MemoryStream. codeproject.com/Articles/832387/…
– Jiaji Li
Oct 20 '15 at 19:10
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How do I convert seconds to hours, minutes and seconds?
...ample, if you want to omit a field when printing, use this: stackoverflow.com/questions/7999935/…
– eric_kernfeld
Oct 10 '18 at 15:40
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Is it possible to declare a variable in Gradle usable in Java?
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How do I use Wget to download all images into a single folder, from a URL?
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Try this:
wget -nd -r -P /save/location -A jpeg,jpg,bmp,gif,png http://www.somedomain.com
Here is some more information:
-nd prevents the creation of a directory hierarchy (i.e. no directories).
-r enables recursive retrieval. See Recursive Download for more information.
-P sets the directo...
jQuery: Select data attributes that aren't empty?
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Having the output of a console application in Visual Studio instead of the console
...itself, instead of having a console popping up like in Visual Studio. This comes in handy, as even after the program has exited, I can still make good use of the text that was written in it, as it doesn't get erased until I run it again. Is it possible to achieve anything like that with Visual Studi...
Base 64 encode and decode example code
...y not. UTF-8 is guaranteed to be a valid encoding in Java: see docs.oracle.com/javase/8/docs/api/java/nio/charset/Charset.html. Admittedly these days I'd specify StandardCharsets.UTF_8 instead. I've updated the answer to specify that you should be confident in the presence of the charset, but I'd pr...