Singleton mode refers to ensuring that there is only one instance of a class and providing a global access point. It solves the problem of the number of entity objects, while other builder modes all solve the coupling problem brought by new. The main points of its implementation include:
当他苏醒过来，才发现自己已被一群猿人团团包围，并被带往丛林更深处的猿人部落，与其它人类关在一起，里欧才惊觉这是个由猿人统治的星球，而人类已沦为次等种，打破人类一向自以为是宇宙中心的想法……
2. Then the shadow appears, talks with the shadow, and selects "I would like to go". At this time, follow the shadow to move. (I wanted to type the code, but there were a lot of pictures and I was tired. Forget it.)
但赵文华上书，就不同了。
1927年4月12日，蒋介石发动了震惊中外的“四·一二”反革命政变。在反革命“清党”的腥风血雨中，板凳的大师兄常墩子身为一个共产党员，在执行任务的过程中惨遭敌人的杀害。临终前，常墩子将一个流浪儿红儿托付给板凳，板凳便由此踏上了“九死一生”的险途。
梁元人老成精，如何不明白？咳嗽两声，言道：坐盗触犯律法，自有官府惩处，有才私自殴打已然不对，况且如今人已经死了……顺着吴中的意思说，先不表明态度。
……支持沈天后，我必去电影院看这部电影。
Mode of action: There is blood outflow from the action object, and HP reduction is carried out on the bleeding object every 0.5 S
吕雉返回的时候，将把自己安排的那些人全都遣走了，随即全部杀人灭口，绝对不能让自己背上弑夫的嫌疑。
2. After shutting down, hold down the HOME key to keep it still, connect the data cable to the computer, and release the HOME key.
因为，这个前所未有的怪胎竟然一出生就是一个古稀老人的模样。而巴顿的妻子也因为难产死去。幸运的是，一位好心的黑人妇女奎尼收养了巴顿这个怪异的婴儿。并在随后的岁月里，带他一起生活教育他成长，巴顿跟随着奎尼在老人院生活。
After ten years of investigation and study, they finally found the answer. The main reason why the poor cannot get rid of poverty is the scarcity mentality.
我也不偏袒谁，就都关起来吧。
下更预计两点。
快接近中午的时候，隆隆的马蹄声在温城县响起。
10% have ideals and have made short-term plans.
When the skies of Earth are frozen by a mysterious alien force, Clara needs her friend, the Doctor. But where is he and what is he hiding from?
让九江国在后方牵制项羽。
2. Second handshake: The server receives SYN message segment. When the server receives the SYN message segment from the client, it needs to confirm the SYN message segment and set the Acknowledge Number to x+1 (Sequence Number+1); At the same time, I also need to send SYN request information, setting SYN position to 1 and Sequence Number to y; The server side puts all the above information into a message segment (i.e. SYN + ACK message segment) and sends it to the client side. At this time, the server enters the SYN_RECV state.
