Others

WMI has been there for more than 20 years, but many people are not familiar with it. Know it is very good very strong, but do not know where it comes from, how to work, what is the scope of use? Now I'm going to tell you about my understanding ...

The previous article introduced the use of PowerShell to bulk scan IP segments and ports, adding the Invoke-scanipport function in the Psnet assembly, which, although scanned to the port listening to the specified IP end, does not correspond to the

When you get a Property object, some of its values are changed and some can only be read. Here's a trick to find out which properties can be changed. The valid scope of the code is the current console, but you can invoke different command results:

When you don't need to get the registry data type and as long as the value is very simple: you can use Get-itemproperty: Copy Code code as follows: Get-itemproperty-path Hklm:\software\microsoft\windows\currentversion\run

If your PS is running remotely on two servers, here's a simple script that teaches you how to get all the service status from each server and calculate the difference between them. Copy Code code as follows: $Server 1 = ' myServer1 '

If you write your own function dynamically to execute some script blocks or script files, it is useful to catch the exception line number and column number information. For example, script files: Copy Code code as follows: trap{ $info =$_.

Socket.io Introduction Socket.io is an open source WebSocket library, which realizes WebSocket server by Node.js and also provides client JS library. Socket.io supports event-based, real-time two-way communication, which can work on any platform,

Node.js also has some functions of encapsulation, similar to C # class library, encapsulated into modules so easy to use, after installation with require () can introduce the call. One, Node.js module encapsulation 1. Create a folder named

This article describes best practices for PowerShell custom functions when they are in use (top practices). This includes naming the function name, optional parameters, required parameters, and so on. The function definition in PowerShell can be

The downloaded promise.js from the GIT Source Library today and found that the source code was written based on Web front-end JavaScript and could not be used directly for Nodejs. Fortunately, the code is not a lot, it is not very complicated.

This first article will talk about some of the programming details of Nodejs. 1, traversing the array For (var i=0, l=arr.length; i One of the benefits of this is that it takes less than one step per loop to get the length of an array

Objective Have you ever adjusted a piece of code, always feel the world ghosts? Have you ever used an API when it always feels like it's an interface problem that calls a third party or is the documentation wrong? Have you ever adjusted a bug

Egret provides a very convenient creation tool, we call the creation of the file sum as a project. In the following operation, we operate on the project we created, and the following steps are created: It is to be noted that Egret supports Windows

Node.js benefits from its event-driven and asynchronous features, which are already fast. But in modern networks, it's just not going to work. If you're going to use node.js to develop your next Web application, you should do anything you can to

How are the Web servers and game servers connected? 1. The game is divided into many kinds, let's take a look at MMORPG first. No matter how simple the RPG server is unavoidable to deal with the situation of multiple people interaction, hundreds

The LUA native interpreter has a very limited ability to handle strings, and powerful string manipulation comes from the string library. The LUA string function is exported in string module. In lua5.1, and also as string-type member methods, we can

In the work encountered such a demand, need to use Nodejs to upload files, before also just know how to upload files through the browser, with nodejs words, the equivalent of analog browser behavior. Google after a while, understand that the browser

The nature of the session is implemented using cookies. The principle is probably: HTTP brings the server to set the cookie in advance, the server gets the cookie that identifies the user, and then retrieves the corresponding user identity from the

We often run into status indicators when using microblogs, and wonder what it does? This article is a few lines of code to achieve the Easy-to-use status bar indicator. Microblog number Reminder box for Weibo project /** reminder of the

The purpose of this is to build a most basic can realize the function of the Nodejs server, can reflect the Nodejs workflow and development of the basic framework.Requirements: Nodejs and express have been installed.First, build the foundation of