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Rails extending ActiveRecord::Base
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Read the ActiveSupport::Concern documentation for more details.
Create a file called active_record_extension.rb in the lib directory.
require 'active_support/concern'
module ActiveRecordExtension
extend ActiveSupport::Concern
# add your instance methods here
def foo
"foo"
end
#...
JUnit test for System.out.println()
...test( outContent, errContent );
System.setOut(new PrintStream(new FileOutputStream(FileDescriptor.out)));
System.setErr(new PrintStream(new FileOutputStream(FileDescriptor.out)));
}
}
abstract class CaptureTest {
public abstract void test( ByteArrayOutputStream outContent,...
Referring to a file relative to executing script
...writing, I use source to include the variable defined in a configuration file. The script to be executed is act.sh , while the script to be source d is act.conf.sh , so in act.sh I have:
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]
...x. Could you please share additional info on how the kernel was tuned? max file descriptors/tcp window sizes etc?
– quixver
Jun 21 '14 at 21:14
15
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How to use NSURLConnection to connect with SSL for an untrusted cert?
...ied from Apple sample code AdvancedURLConnections, and you need to add two files(Credentials.h, Credentials.m) from apple sample code to your projects.
- (BOOL)connection:(NSURLConnection *)connection canAuthenticateAgainstProtectionSpace:(NSURLProtectionSpace *)protectionSpace {
return [protection...
Is there a simple way to convert C++ enum to string?
.../>
<Enumeration id="_3" name="MyEnum" context="_1" location="f0:1" file="f0" line="1">
<EnumValue name="FOO" init="0"/>
<EnumValue name="BAR" init="80"/>
</Enumeration>
<File id="f0" name="my_enum.h"/>
</GCC_XML>
You could use any language you p...
CentOS 6.4下Squid代理服务器的安装与配置 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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四、squid服务器的配置文件说明
squid 的主配置文件是 /etc/squid/squid.conf，所有squid的设定都是在这个文件里配置，下面我们来讲解一下该文件的配置选项。
http_port 3128 //设置监听的IP与端口号
cache_mem 64 MB ...
C library function to perform sort
...ndard library exactly, https://github.com/swenson/sort has just two header files you can include to get access to a wide range of incredibly fast sorting routings, like so:
#define SORT_NAME int64
#define SORT_TYPE int64_t
#define SORT_CMP(x, y) ((x) - (y))
#include "sort.h"
/* You now have access...
SSH Key - Still asking for password and passphrase
...ill be unencrypted on your machine. It's like leaving a password in a text file laying around on your computer.
– user456814
Jul 5 '14 at 17:25
2
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How to exclude a directory in find . command
I'm trying to run a find command for all JavaScript files, but how do I exclude a specific directory?
38 Answers
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