During the establishment of a tcp connection, If the server returns syn and ack messages, The client does not confirm it for some reason. This is because the server needs to retransmit the syn + ack message and wait for the client's confirmation message until the tcp connection timeout. This state of waiting for the client to confirm the connection is usually called a half-open connection. The half-open connection will be kept in the connection table of the server until the connection is disconnected.
"With the experience of the above two times, I realized it wasn't that simple, For example, I observed these dogs at that time. But it is definitely not a dog's strange thing. Apart from being large in quantity and fast in speed, In addition to a very strong sense of attack, There is still some tactical nature, In the words of my teachers at the military academy, 'Tactical awareness is a further sublimation of basic organization', I feel it is most appropriate to use this word on these strange things. They know that they are surprised and flank while attacking the front. I also assumed that they were trained by the Vietnamese army, but I didn't think of a clue and didn't continue to think about it.
效力于风腾公司的白领丽人薛杉杉（赵丽颖 饰）突然被公司员工叫出来，原来公司老板封腾（张翰 饰）的妹妹封月（张杨果而 饰）急需输血，而她稀有的血型偏巧只有杉杉才有，于是杉杉只得按照老板和主管的指示献出鲜血。大概也从这一刻起，她才发现毕业于三流大学的自己能够进入这家令人羡慕的大公司，并非是她有什么过人的才能，更不是凭空撞上了狗屎运，无非是沾了稀有血型之光。献血时间之后，杉杉得以和平时高高在上、不可一世的封腾。许是前世的因缘，一向正能量满满的小吃货杉杉，偏偏成为封腾最爱欺负折磨的对象，有趣的故事也在这一过程中拉开序幕……
地犼与俑的战斗旷日持久，男主角蒙远是地下秦陵中一打杂的杂役俑，他和神秘少女史玉合作抓捕地犼、经历险境，不料却发现地犼与兵俑战斗不息的谜团，却因此遭遇更大危机......
越国复国强盛之后，先祖看出勾践是个只可共富贵，不可同患难的的君王，于是携西施夫人泛舟五湖，远走他乡。
老人说着话锋一转：只是此人才学有限，所谓十难三策，不过是妇孺皆知的道理，想法也太过理想，此去东南，恐难有作为。
与此同时，隆庆大开谏言之门，公开表示可以改进前朝旧政。
《拳王》由郑嘉颖、黄浩然、李诗韵、唐诗咏、胡定欣领衔主演，两个不同成长背景的主人翁，在平凡的生活中遇上了自由搏击，找到了人生的价值。一个生活在社会最底层，每天出卖劳力；二虎是股票经纪，为储钱结婚而营营役役。二人感到生命苦闷，失去了激情。二人在自由搏击的锻炼中，明白了“凡具有生命者，都不断地在超越自己”的道理，毅然参加拳击比赛，在历遍无数打击、受伤、自我怀疑等种种人生起跌后，两位主角最终以“血、汗、泪”换取自己的梦想。
2. Tank can't see you from the angle of view.
20世纪30年代的上海滩，日本人为了垄断市场，吞掉了董家的洋装店并杀害了店老板夫妇。复仇心切的董福宝被骗入青帮，最终成为青帮的小老大。他暗地里支援中共地下党组织,帮助筹集抗战物资。淞沪抗战全面爆发，董福宝终于明白个人抗日的力量始终是渺小的，他加入了上海的中共抗日组织，并引领群众奋勇反击日本侵略者，经过几次行动，董福宝杀死了日本侵略军的中将中村健男，并就此从上海滩彻底销声匿迹，原来董福宝加入了新四军，继续投身于抗日救国的行动中。
宁静祥和的见泷原市，全靠魔法少女鹿目圆（悠木碧 配音）、美树沙耶香（喜多村英梨 配音）、巴麻美（水桥香织 配音）以及佐仓杏子（野中蓝 配音）守护，一次次击败了人类灵魂深处产生的“梦魇”，全力包围着她们最为珍惜的城市、家人和朋友。这一天，美丽女孩晓美焰（斋藤千和 配音）作为转校生来到小圆的班级，小圆她们意外发现，晓美竟然也是魔法少女中的一员。在此之后，五位魔法少女同心携手，解决了梦魇接二连三带来的危机。她们的友情笃深，相处分外融洽，但是晓美却对周遭无时不在的违和感隐隐感到不安。某天，她要求杏子和她去风见野一探究竟，然而两人大费周章，竟然怎么也无法走出见泷原。
这是发生在广东省内一个高级别墅区内的故事。女强人的刘佩珊有婚外恋。罗桂生向妻子沈月明提出离婚，月明同意了，可她祸不单行，因被诬陷而下岗，又不幸患了癌症，还要独力抚养儿子小键。在重重困难面前，月明将怎样度过她的人生难关？ 月明的妹妹月华嫁给了香港殷商汤宝林的长子汤明轩，汤明轩在顺德发展地产业，月华整天沉醉在阔少奶的生活中，对自己姐姐的遭遇并不同情，可她没有意识到与丈夫的差距越来越大。汤明轩与上海来的公关顾问丁逊君产生了恋情，逊君非常羡慕家庭主妇的生活，对职业女性的奔波深感疲倦。在月华的大哭大闹之下，明轩向她提出离婚，月华又如何面对这一切？ 汤明轩的妹妹明慧是一个活泼善良的姑娘，从美国学成回国，李乐天对她着了迷，于是与追求明慧的香港环宇投资基金亚太区总裁雷聪发生冲突，因而引发了雷聪和乐天的明争暗斗。 这以后，一桩桩事件频频发生：别墅区内出了命案，罗秀娟在家中被杀，最可疑的是欠秀娟钱又拿不出不在场证据的李乐天，究竟凶手是谁？
谷迈青身为朱家司机一双女儿长得乖巧漂亮当地富豪朱家二公子朱文宇生性顽劣绑架了静兰并非礼了静兰不堪忍受身心伤害以及众人流言蜚语静兰离家出走结束了自己生命谷父一气之下抱着自制汽油弹冲向了朱家少爷车
快快停车。
Looking for customers is definitely not a aimless search. What we are looking for should be the target customers. Of course, we also need to make preparations in advance and carefully locate the target customers. What kind of people are our products suitable for, what kind of enterprises are useful to, and who are interested in our products now. Combined with these thoughts, the scope of customers is roughly delineated. Then, through the Internet and Yellow Pages, the information of the target customers is preliminarily mastered, and then the next marketing plan is prepared.
"People who are better than you work harder than you." Read "Deliberate Practice" and you will find the secret of improving the effect of your efforts, so that you can get out of the quagmire of getting twice the result with half the effort.
秦人曾在此修建的栈道，才能够通畅无阻。
The quality of the new version of the equipment has been improved.
电影讲述了一群麻友无意中碰见贩毒“老大”，继而斗智斗勇的过程，期间还穿插了文物走私犯罪分子被警方抓获的小插曲
