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How to make connection to Postgres via Node.js
...e birth year: %d", row.birthday.getYear()); //dates are returned as javascript dates
console.log("Beatle height: %d' %d\"", Math.floor(row.height / 12), row.height % 12); //integers are returned as javascript ints
});
//fired after last row is emitted
query.on('end', function() {
client.end...
Is either GET or POST more secure than the other?
...ogs
Proxy servers are likely to log GET URLs in their entirety, without stripping the query string. POST request parameters are not normally logged. Cookies are unlikely to be logged in either case. (example)
This is a very weak argument in favour of POST. Firstly, un-encrypted traffic can be logged...
Is there a good reason I see VARCHAR(255) used so often (as opposed to another length)?
In multiple courses, books, and jobs, I have seen text fields defined as VARCHAR(255) as kind of the default for "shortish" text. Is there any good reason that a length of 255 is chosen so often, other than being a nice round number ? Is it a holdout from some time in the past when there was a go...
How do I use pagination with Django class based generic ListViews?
..._data()
df = pd.DataFrame(list(self.model.objects.all().values()))
ipc = df.groupby('ip')['ip'].count().sort_values(ascending=False)
urlc = df.groupby('url')['url'].count().sort_values(ascending=False).to_dict()
ipc = tuple(ipc.to_dict().items())
urlc = tuple(urlc.items())
...
Can TCP and UDP sockets use the same port?
...ing connections on the original socket whilst simultaneously servicing multiple clients each of which will be triggering receive events on their own sockets.
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Excel RTD(Excel Real-Time Data)实时刷新数据技术 - C/C++ - 清泛网 - 专注C/C++及内核技术
...，DisconnectData将被调用，在这里，可以释放对这个主题的监控，并不再为其获取新数据。
Heartbeat
确定RTD Server是不是依然可用，0和负数代表不可用，1代表可用。Excel会调用此方法确定服务是否断连。
RefreshData(TopicCount)
TopicCount...
How to configure a HTTP proxy for svn
... @ErikMitchell: Create two versions of the config file and scripts which allow you to switch. Read your OSs docs how to hook into the network discovery mechanism and execute the correct script when your laptop notices where it is.
– Aaron Digulla
O...
盘点微软历史上9大失败软件产品！ - 创意 - 清泛网 - 专注C/C++及内核技术
... Live Messenger、Mail（桌面版）、Writer、照片库、Movie Maker、工具栏和家庭安全设置七种主要软件。但这引起了用户的大量质疑。因为其中不少软件原本都是直接嵌入于Windows操作系统的。这次被剥离出来单独列放，是否意味着Windows...
千万别惹程序员 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...。
C++，C，Pascal 都是瑞士军刀，说明是用来做细活的工具。C语言的刀上有个USB，说明是可以做硬件操作的。C++的刀是什么都有，说明C++是一种功能繁多的语言。（图中C++的那把瑞士军刀很强大，不要以为其是虚构的，这把...
VS Addin插件基本开发入门 - C/C++ - 清泛网 - 专注C/C++及内核技术
...时，我们直接Ctrl + F5运行插件，启动VS新实例后，点击”工具“菜单，出现插件菜单项，如图：
2、接来，我们来为插件添加事件，实现的需求：
默认让它弹出一个VS特有的对话框，对话框中有一文本框和一按钮，文本框中...