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How do I create a simple 'Hello World' module in Magento?
...s built using the same module system you'll be using, so poking around the core code is a useful learning tactic. Also, a lot of what you'll be doing with Magento is overriding existing classes. What I'm covering here is creating new functionality, not overriding. Keep this in mind when you're looki...
开源邮件传输代理软件 -- Postfix 介绍 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...兼容性。1. postfix是免费的：
postfix想要作用的范围是广大的Internet用户，试图影响大多数的Internet上的电子邮件系统，因此它是免费的。
2. 更快：
postfix在性能上大约比sendmail快三倍。一部运行postfix的台式PC每天可以收发上...
How to get the current URL within a Django template?
...ameters
Old:
## settings.py
TEMPLATE_CONTEXT_PROCESSORS = (
'django.core.context_processors.request',
)
## views.py
from django.template import *
def home(request):
return render_to_response('home.html', {}, context_instance=RequestContext(request))
## template
{{ request.path }}
...
How do you get the current project directory from C# code when creating a custom MSBuild task?
...
There is no AppDomain in .NET Core. You would have to do something like this. System.Runtime.Loader.AssemblyLoadContext.Default.Unloading += context => InvokeBatchProcessors();
– Latency
Nov 29 '18 at 16:37...
select、poll、epoll之间的区别总结[整理] - C/C++ - 清泛网 - 专注C/C++及内核技术
...把fd_set从内核空间拷贝到用户空间。
总结：
select的几大缺点：
（1）每次调用select，都需要把fd集合从用户态拷贝到内核态，这个开销在fd很多时会很大
（2）同时每次调用select都需要在内核遍历传递进来的所有fd，这个开销...
开源MQTT网关：EMQX vs Mosquitto - 创客硬件开发 - 清泛IT社区，为创新赋能！
...键业务场景。EMQX 采用 Erlang/OTP 编写，这是一种用于构建大规模可扩展软实时系统的编程语言。与 Mosquitto 不同，EMQX 在设计之初即采用了分布式集群架构，可以轻松实现弹性水平扩展，从而稳定承载大规模的 MQTT 客户端接入。最...
Intel HAXM installation error - This computer does not support Intel Virtualization Technology (VT-x
...nd you believe
Hyper-V is disabled
Microsoft Defender's Memory Integrity/Core Isolation is disabled
Antivirus is disabled
try Step 6 below. It is likely the cause.
Also to see if your fix worked, you can manually download the Intel HAXM installer here. (Latest version of HAXM may not be the sam...
BSS段、数据段、代码段、堆与栈 剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术
...指用来存放程序执行代码的一块内存区域。这部分区域的大小在程序运行前就已经确定，并且内存区域通常属于只读, 某些架构也允许代码段为可写，即允许修改程序。在代码段中，也有可能包含一些只读的常数变量，例如字符...
“This project is incompatible with the current version of Visual Studio”
...ling Visual Studio 2015 Update 3. For me, the solution was to install .NET Core
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How do I assert an Iterable contains elements with a certain property?
...wn the imports for Hamcrest 1.3.
the imports:
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.beans.HasPropertyWithValue.hasProperty;
the code:
assertThat( myClass.getMyItem...