Joke Collection Website - News headlines - The subway said I was starting a business, so let me scan the QR code. Is this a scam?
The subway said I was starting a business, so let me scan the QR code. Is this a scam?
1, 2-dimensional bar code (2-dimensional bar code) is distributed on a plane (two-dimensional direction) according to certain geometric figures and certain rules to record data symbol information.
2. In coding, the concepts of "0" and "1" bit streams, which constitute the internal logic foundation of the computer, are skillfully used, and several geometric figures corresponding to binary are used to represent the numerical information of characters.
3. Automatic information processing is realized by automatic reading through image input equipment or photoelectric scanning equipment.
Wechat is a free application launched by Tencent on 20 1 1, 1, 2 1, which provides instant messaging service for intelligent terminals. Wechat supports cross-communication operators.
- Related articles
- Famous sayings of celebrities about practicing calligraphy
- Funny advertising slogan, like incense, more than 700 million people drink to death every year, and their corpses can circle the earth twice. Is there any such funny advertising?
- What movies should college classes watch together?
- Where is the source of Shaxi River? Where does it flow and where does it eventually flow?
- AIDS knowledge contest
- What are the customs of Yao Village? No less than 100 words
- How to write a slogan for a study room
- Social development in Nanzhang county
- Excerpt from the propaganda slogan of humanistic care
- How to write spring, summer, autumn and winter by imitating the four seasons songs?