Python · ASN.1 · 3GPP Protocol [Python] ASN.1(Abstract Syntax Notation One) for 3GPP 3GPP 프로토콜을 분석하다 보면 RRC, NGAP, F1AP, E1AP 같은 메시지 정의에서 ASN.1을 자주 만나게 됩니다. 이번 글에서는 ASN.1이 무엇인지, 왜 3GPP에서 중요한지, 그리고 Python으로 학습용 메시지를 encode/decode하는 흐름을 실습 중심으로 정리합니다. 대상: 3GPP 프로토콜 입문자 도구: Python + asn1tools 범위: ASN.1 개념, PER, toy schema 실습 Python ASN.1 for 3..

What's impossible?I think there is no impossible thing. It is in ourself whether it makes possible.The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible"."I'm possible with you". Let's find what we can.[.NET] Trigger Window Event Hook Message: C#에서 Windows 메시지와 이벤트 훅 다루기Windows 데스크톱 애플리케이션을 만들다 보면 일반적인 버튼 클릭이나 텍스트 변경 이벤트만으로는 부족한 순간이 있습니다. 창 크기가 바뀌는 순간을 ..

What's impossible? I think there is no impossible thing. It is in ourself whether it makes possible. The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible". "I'm possible with you". Let's find what we can. According to the market flows, most people has at least one more smart and portable devices which can play video contents. By being serviced both fro..

What's impossible? I think there is no impossible thing. It is in ourself whether it makes possible. The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible". "I'm possible with you". Let's find what we can. In this article, We would like to focus on the way to check IP port which is being used for specific process. First of all, For checking the port sta..

What's impossible?I think there is no impossible thing. It is in ourself whether it makes possible.The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible"."I'm possible with you". Let's find what we can.[.NET] Use Cases of Regular Expression: 실무에서 자주 쓰는 Regex 활용 예제 정리정규식(Regular Expression)은 개발하다 보면 피할 수 없는 도구입니다. 이메일 형식 확인, 로그 파싱, URL 추출, 문자열 치환, 개인정보 마..

What's impossible? I think there is no impossible thing. It is in ourself whether it makes possible. The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible". "I'm possible with you". Let's find what we can. For several years since wired network has been advanced, most normal subscribers have been established private network in their own area using by 1Gb..

What's impossible?I think there is no impossible thing. It is in ourself whether it makes possible.The meaning is completly changed if we add '(single quotation mark) into the word of "Impossible"."I'm possible"[.NET] List/Array Data Control using LINQ: C# 컬렉션 데이터를 다루는 실무 예제 정리C#에서 List와 배열은 거의 매일 만나는 자료구조입니다. API에서 받은 목록을 필터링하고, 화면에 보여줄 형태로 바꾸고, 가격순으로 정렬하고, 카테고리별로 묶고, 필요한 경우 Dictionary로 바꾸는 작업은..