#书
清华大学严蔚敏老师去世（见微博）。
当年学习数据结构，就是看的严蔚敏的数据结构书入门的。大一的暑假，只剩我一个人的宿舍里，对着蓝色界面的TC2.0，把书里的伪代码敲成C语言，调试代码里的问题，至今那个暑假的夏天仍然是我美好的回忆。
BY codedump的电报频道
The campaign, which security firm Check Point has named Rampant Kitten, comprises two main components, one for Windows and the other for Android. Rampant Kitten’s objective is to steal Telegram messages, passwords, and two-factor authentication codes sent by SMS and then also take screenshots and record sounds within earshot of an infected phone, the researchers said in a post published on Friday.
The messaging service and social-media platform owes creditors roughly $700 million by the end of April, according to people briefed on the company’s plans and loan documents viewed by The Wall Street Journal. At the same time, Telegram Group Inc. must cover rising equipment and bandwidth expenses because of its rapid growth, despite going years without attempting to generate revenue.
telegram from sg