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Thousands rally in Germany over cost-of-living crisis_我的网站

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A | The 1989 song "Rhythm Nation" by Janet Jackson has a funky/new jack swing-ish beat that encourages dancing, but it also has a special frequency that can cause some laptops, fortunately from the bygone era of Windows XP, to crash, Microsoft developer Raymond Chen said.,Chen, the chief software engineer at Microsoft, reported the problem on his blog The Old New Thing this week. He claimed that the song's frequency coincided with the laptop hard drive's resonant frequency, which is an object's inherent frequency.,The way a glass breaks when exposed to certain noises is similar to how a laptop crashes, Chen asserted, as the sound from the source sends an unseen vibration through the air and onto the glass.,"A colleague of mine shared a story from Windows XP product support. A major computer manufacturer discovered that playing the music video for Janet Jackson's 'Rhythm Nation' would crash certain models of laptops," Chen wrote. "I would not have wanted to be in the laboratory that they must have set up to investigate this problem. Not an artistic judgment.",According to Chen, the manufacturer discovered that Jackson's song also crashed laptops built by its rivals.,"Playing the music video on one laptop caused a laptop sitting nearby to crash, even though that other laptop wasn't playing the video," he said. "It turns out that the song contained one of the natural resonant frequencies for the model of 5400 rpm laptop hard drives that they and other manufacturers used.",Then, manufacturers included a "custom filter in the audio pipeline that detected and removed the offending frequencies during audio playback," and this fixed the problem. Chen added that they likely attached a digital version of a "Do Not Remove" sticker on that audio filter.,However, he expressed some concern that, after adding the workaround many years ago, nobody would remember its purpose.,"Hopefully, their laptops are not still carrying this audio filter to protect against damage to a model of hard drive they are no longer using," Chen concluded.,Chen did not say what kind of sounds caused such a resonance. But that apparently does not matter now, given the transition of laptops and desktop computers to SSDs.,In addition, Chen attached to the post an old educational video from the data center, which demonstrates the effect of sound wave vibrations, namely human screams, on the operation of hard drives in a rack.,By and large, resonance is a physical phenomenon in which the frequency of one object's sound waves and those of another object coincide. This may result in a sharp rise in amplitude. This is why some bridges have previously collapsed.。 Berlin, Oct 11 (UNI) Close to 7,000 demonstrators took to the streets in more than 15 cities in Germany's Mecklenburg-Vorpommern state on October 10, demanding that the government ensure affordable cost of living and end arms supplies to Ukraine, German news agency dpa reported on Tuesday.

In the cities of Schwerin and Neubrandenburg, several demonstrations also called for peace talks on Ukraine and the lifting of sanctions against Moscow, according to dpa.

Demonstrators in Magdeburg were holding posters with demands to "end lies" about gas supplies and prevent prices from soaring for the sake of peace, freedom and prosperity, the report said.

According to preliminary police data obtained by dpa, about 2,400 demonstrators participated in the rally in the Mecklenburg-Vorpommern capital of Schwerin.

In addition, rallies took place in the German states of Saxony-Anhalt, Thuringia and Saxony. Аbout 1,000 protesters reportedly rallied in the state of Saxony-Anhalt with the same demand.

UNI/SPUTNIK GNK。