Interviewer's Favorite Pitfall: Why must I rewrite hashCode when rewriting equals?
#Autumn Life Clock In Season#Hello, I'm Xiaomi. Welcome to my WeChat official account! Today, we will discuss a frequently asked question in Java development: "Why is rewritingEqualsMethod also needs to be rewrittenHashCodeMethod This question may appear frequently in your interviews, but it is not just an interview question, it also involves very important concepts in Java, Namely object equality and hash codes...
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Has Li Ziqi, the former top performer, returned? Can it still lift the top flow storm?
Li Ziqi, the "White Moonlight": A Rebirth Story in the Internet World. Li Ziqi,A name once again caught people's attention on September 15th of this year...
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I have been using the iPhone 15 Pro as the main player for half a month, so I would like to briefly share some of my experience with the device
The iPhone 15 Pro, which was launched for the first time, has been in use for half a month now. Here are a few simple user experiences to share:1...
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The coal seam is as thick as 1 kilometer and extends for thousands of kilometers! Is the world's largest coal field actually formed by plants?
Before reading this article, please click on "Follow" to facilitate discussion and sharing with you, and also to watch the next exciting article in a timely manner. Thank you very much for your attention!Coal, known as "black gold", is an important part of the world's energy landscape...
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Yang Mi's Paris Fashion Week display of Huawei MateX5 even caught the attention of Taiwanese media
Since Huawei released its new Mate60 series and MateX5 foldable screen phones, the popularity of related phones has not diminished, and even many celebrity artists are eager to put down Huawei's new phones. Recently, some media discovered that celebrity Yang Mi was also using Huawei's phone when attending fashion week in Paris...
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The International Lunar Research Station showcases China's aspirations
At the recently held 74th International Astronautical Congress (IAC), China's National Space Administration released an announcement on international cooperation opportunities for the Chang'e-8 mission. Chang'e-8 is planned to be launched around 2028, and will form the basic model of a lunar research station together with Chang'e-7 and others...
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Ma Yun invested heavily in planting trees in the desert, promising to plant 100 million trees every year. Seven years have passed, what has become of the trees
Text | Editor: ChestnutPreface:Recently, I have noticed an interesting trend.The applications originally designed for social and payment purposes have now been given more new features by users, becoming fascinating tools...
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How hot is the Asian Games? The interactive volume of the Asian Games mini program is nearly 6 billion, and the consumption around the venue has increased threefold
Illustration: Consumers can use Alipay to facilitate payment provided by interviewees (the same below)This year's National Day coincides with the Hangzhou Asian Games, and the "competition+tourism" has stimulated new vitality during the long holiday. On October 6, the Alipay platform released the "Asian Games Economy" report...
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The 2023 Shanghai International Biomedical Industry Week will open on the 16th, and the action plan for gene therapy and medical robots will be released
Poster journalist Yang Yilin filmed on sitePoster News Reporter Yang Yilin reports from ShanghaiOn October 7th, poster journalists learned from the Shanghai Municipal Government press conference that the 2023 Shanghai International Biopharmaceutical Industry Week will be held from October 16th to 20th.The theme of this Industrial Week is "Joining the Future with Vitality", adhering to the concept of "high-end, distinctive, and international"...
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Tesla has lowered its selling price in the United States, but analysts say demand is weak
On Thursday local time, Tesla lowered the prices of its Model 3 and Model Y models in the United States.It is understood that the price of Tesla's entry-level Model 3 has been lowered from $40240 to $38990, the price of the Model 3 high-performance version in the United States has decreased from $53240 to $50990, and the price of the Model 3 long range version in the United States has decreased from $47240 to $45990...
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Musk was sued by the US Securities and Exchange Commission and forced to attend the hearing
On October 5th local time, the US Securities and Exchange Commission (SEC) filed a lawsuit against Musk, demanding that Musk testify in its 2022 acquisition of Twitter (now X). In a statement, the SEC stated that it had followed all appropriate administrative steps required to seek Musk's testimony, but Musk refused to comply with the subpoena...
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This university in China has made outstanding contributions to the 2023 Nobel Prize in Physiology or Medicine
According to the official announcement of the Nobel Prize in Physiology and MedicineThe 2023 Nobel Prize in Physiology or Medicine,Ni Houping,I graduated from Hengyang Medical College (now Nanhua University Hengyang Medical College) with a bachelor's degree in 1984.Since 1998, he has served as the director of the Weissman Laboratory at the University of Pennsylvania in the United States...
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