SEARCH KEYWORD -- development code


  Handling Chinese Character Encoding Issues in Oracle Database

When working with Chinese data in Oracle databases, character encoding issues often lead to garbled text, preventing proper display and processing. This is typically because the default character set in Oracle is US7ASCII, which cannot recognize Chinese characters. By modifying the character sets of the database, client, and application, data can be converted to the correct character set, thus avoiding garbled text issues. This article introduces several methods to resolve Chinese character enco...

   ORACLE,CHINESE CHARACTER,UNICODE,DATABASE     2024-07-12 21:09:14

  Mastering Go Channels: How to Build Concurrent Applications Like a Pro

Introduction In the world of concurrent programming, Go channels have quickly become a popular tool for building fast and efficient applications. Utilizing channels can help you take full advantage of the power of Go's lightweight threads, or goroutines, and enable you to easily and effectively manage data sharing and synchronization. In this article, we'll dive deep into the world of Go channels and show you how to build concurrent applications like a pro. Understanding Go Channels To start, le...

   GOLANG,CHANNEL,CONCURRENCY     2023-04-21 14:47:47

  Websites Android developers must bookmark

Android now is an extremely popular mobile OS on the planet. This small robot creates a big world. Many developers are also devoting themselves to Android development. For both novices and experts, you all need to keep your skills updated and know what's happening in Android community. So we recommend some websites which you should bookmark. News Android People : Very interesting and most updated Android Weekly : Newsletters specially for Android developers Android and me PHAndroid Blogs Android...

   Android development,Resource     2013-07-23 20:45:28

  SameSite attribute in cookie

Starting from Chrome 51, a new attribute SameSite has been introduced for browser cookie. This attribute is to prevent CSRF attack. Cookie is normally used to store data exchanged between client and server. It frequently stores user login information. If a malicious website can forge a HTTP request with the valid third party website cookie, it may be called a CSRF attack. For example, if a user logins to a bank website your-bank.com, the bank server responds a cookie: Set-Cookie:id=a3fWa; L...

   JAVASCRIPT,COOKIE,SAMESITE,CHROME,CSRF     2019-09-14 04:57:51

  Private LLM Integration with RAGFlow: A Step-by-Step Guide

If you’ve found your way here, you’re probably already excited about the potential of the RAGFlow project and eager to see it in action. I was in the same position, so I delved into the codebase to see how it could work with custom large language models (LLMs). This post will walk you through my findings and show you how to get RAGFlow running with your own LLM. As of now (November 8, 2024), RAGFlow offers limited support for local LLMs, and vLLM&nb...

   AI,LLM,RAGFLOW,RAG     2024-11-12 08:40:29

  Understand Virtual DOM

With the popularity of React, the internals and implementation of Virtual DOM has becoming top discussed topic in tech communities and interviews. This post will give an introduction of Virtual DOM and how to implement a simple Virtual DOM logic. How to understand Virtual DOM In early days, front end developers would update a webpage view based on the data status change(usually after making AJAX call). But it brings performance penalties when there is frequent update as it would cause page reflo...

   JAVASCRIPT,DOM,VIRTUAL DOM     2019-12-07 23:43:04

  A mini guide to HTTP referer

In HTTP header, there is a field named Referer which is to provide the referrer of the current accessed page. In this post, we will introduce the usage of HTTP referer field. On the web, when a user visits a webpage, s/he must be from some place. This place is usually referred a s referer. This information is very important to some website operators and server owners as they want to know where they get the traffic from and this helps them provide better service for potential targeted users. In t...

   HTML,HTTP REFERER,REFERRERPOLICY     2019-06-29 02:23:25

  Mozilla releases an online editing tool --Popcorn Maker

Firefox developer Mozilla has been sparing no effort to promote the development of HTML5 and Web App They officially released a product: Popcorn Maker 1.0. It lets people edit video online and produce video with interactive features. Popcorn Maker video editing website page is similar to the ordinary video editing software, but the interface is simple and easy-to-use. You can edit the video content with simple select and drop and drag options, including inserting text, links, maps, Twitter infor...

   Popcorn Maker,Mozilla,Video editing     2012-11-13 11:50:31

  do {...} while (0) in macros

If you are a C programmer, you must be familiar with macros. They are powerful and can help you ease your work if used correctly. However, if you don't define macros carefully, they may bite you and drive you crazy. In many C programs, you may see a special macro definition which may seem not so straightforward. Here is one example: #define __set_task_state(tsk, state_value) \ do { (tsk)->state = (state_value); } while (0) There are many this kind of macros which uses do{...}while(0)...

   C,macro,C++     2014-01-23 07:16:13

  Accessing Reddit top posts using OAuth

Previously one can use the https://www.reddit.com/r/rprogramming/top.json API to access one subreddit's top posts. This API doesn't require any access token to fetch the data. However, this API may not work all the time. Reddit may block the API's request if it finds that you are using a script or some app which accesses the API now and then. For an app or script which needs to fetch the data routinely, what should we do? Reddit provides one method which can be used to fetch this kind of to...

   REDDIT,OAUTH,TOP POSTS,HOT POSTS     2023-12-16 07:24:14

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