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What is the difference between active and passive FTP?
...part of this, the server also returns to the client the port number it has selected to listen on, so that the client knows how to connect to it.
Once the client knows that, it can then successfully create the data channel and continue.
More details are available in the RFC: https://www.ietf.org/rf...
How can I view an old version of a file with Git?
...sion, (corresponding to the "patch" radio button).
To see the file for the selected revision:
Click on the "tree" radio button. This will show the root of the file tree at that revision.
Drill down to your file.
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Hibernate SessionFactory vs. JPA EntityManagerFactory
...EntityManager translate entity state transitions into SQL statements, like SELECT, INSERT, UPDATE, and DELETE.
Hibernate vs. JPA bootstrap
When bootstrapping a JPA or Hibernate application, you have two choices:
You can bootstrap via the Hibernate native mechanism, and create a SessionFactory vi...
How to use LocalBroadcastManager?
...d to add Compatibility/Support Library by right-clicking on my project and selecting:
Android Tools -> Add Support Library
Once it was added, then I was able to use LocalBroadcastManager class in my code.
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How to connect to LocalDB in Visual Studio Server Explorer?
...11.0
Copy the Instance pipe name that starts with np:\...
In Visual Studio select TOOLS > Connect to Database...
For Server Name enter (localdb)\v11.0. If it didn't work, use the Instance pipe name that you copied earlier. You can also use this to connect with SQL Management Studio.
Select the da...
ZMQ: 基本原理 - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
...q_connect (s, "tcp://192.168.0.111:5555");
/* Message routing */
const char data [] = "ABC";
zmq_send (s, data, sizeof (data), 0);
区分拓扑建立和消息路由严格地说不是不可缺少的。毕竟，混合这两个为一个单独的函数是很容易的：
zmq_send (s, "tcp://19...
How to convert AAR to JAR
...ted folder content.
After import right click on the newly created project, select Properties -> Android, and check Is Library.
In your main project that you want to use the library for, also go to Properties -> Android and add the newly added myProjectLib to the list of dependencies.
...
Filter dict to contain only certain keys?
...e got a dict that has a whole bunch of entries. I'm only interested in a select few of them. Is there an easy way to prune all the other ones out?
...
Using a Single Row configuration table in SQL Server database. Bad idea?
...iguration settings.
So when you want to retrieve the value you could do:
SELECT value FROM configurationTable
WHERE ApplicationGroup = 'myappgroup'
AND keyDescription = 'myKey';
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How to build a query string for a URL in C#?
...om key in nvc.AllKeys
from value in nvc.GetValues(key)
select string.Format(
"{0}={1}",
HttpUtility.UrlEncode(key),
HttpUtility.UrlEncode(value))
).ToArray();
return "?" + string.Join("&", array);
}
I imagine there...