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Several application cases of R language H2O packageAuthor's message: Inspired to understand the H2O platform of some R language implementation, online has a H2O demo file. I post some cases here, and put some small examples of their own practice.About H2O platform long what kind, can see H2O's official website, about d
First install the family bucketApt install-y build-essential zlib1g-dev libpcre3 libpcre3-dev unzip cmake libncurses5-dev Libpam0g-dev Bison libboost-de V Libssl-dev OpenSSL g++ libxml2-dev libcurl3-openssl-dev libpng-dev libpng12-dev libfreetype6-dev Libfreetype6-devTo download the installation package:Curl Https://github.com/h2o/h2o/archive/v2.2.2.tar.gz-o v2.2.2.tar.gzExtract:Tar zxf v2.2.2.tar.gzTo conf
Experimental environment: Computer: Lenovo Zhaoyang k20-80 Notebook Speaker: Harman Cotton Esquire mini Speaker Operating system: Windows RS1 Note : Before connecting a Bluetooth speaker, make sure your computer has Bluetooth enabled. 1, click on the computer on the start-settings, open the System Settings
The auditorium is "a place for listening". This definition implies that all aspects of space, as long as they are related to communication, should be given priority.InSound Reinforcement systemBefore the invention, a large number of people gathered in the auditorium to listen to the speaker without sound amplification speech. The auditorium uses the geometric structure of the room and the sound treatment to provide a natural sound enhancement for the
How to choose a computer speaker? Computer speakers are one of the most important external devices for multimedia computers, especially those "enthusiasts" players are at any price to buy high-quality speakers, how to buy the speaker of the desirable? Its importance indicators are mainly in the following aspects: Frequency responseThe hearing range of ordinary people's ears is the 25hz-20khz sound, theref
First, to see if the speaker is set to mute state : If the notebook is set to mute state, then the speaker will have no sound after starting boot. Suppress Mute method: Method One: 1. Click the left mouse button on the lower right corner of the screen "small horn" icon, the following figure: 2. Click on the mute "small horn" icon, the following figure: 3. At th
Netizen consults the author said: His computer speaker recently suddenly appeared the noise, is the current sound, does not open any music has, the volume is bigger, the murmur is also big, before has been good, suddenly has been so, is the speaker bad, why does the speaker have the current sound? What if the speaker h
When using the computer to play audio, the sound of the speaker is relatively empty, the sound field is more lax. Check the speaker's left and right channel is not reversed, you can put the two groups of audio lines swap position. If the speaker sound is lower, it is important to check the quality of the speaker, the bass
Just equipped with a host, installed USB small speakers, USB plug into the host will have "squeak squeak" of the current sound, very dry people. Mute also have! Once pulled out, it's gone. The "squeak" sound changes as the speaker volume changes. With another power supply to the USB speaker power, the audio cable Connection notebook is not the case! USB speaker
Title, daughter-in-law company annual meeting to win a Philips Bluetooth speaker, has been in openSUSE KDE did not engage in success. Tonight is considering if you want to change openSUSE to Ubuntu, but the environment is too difficult to set up, so continue to engage in a while, success, sound is wonderful!Simply record the next steps:1, enter the system settings, in the Bluetooth settings, find a way to connect the Bluetooth
What should I do if my computer's speakers, headphones, and audio devices have no sound ?, Speaker audio device Computer speakers, headphones with no sound inserted. I have not changed to mute. Why is there no sound? How can I set up a playback device in Windows 7? If I check whether headphones and audios are correct. Let's take a look at how to set the playing device of the system. If the taskbar's horn icon displays a cross or mute symbol, Enable
Music apps installed on mobile phones, tablets, or computers must support one of AirPlay, DLNA, and Qplay protocols to play music or sound through TP-LINK speakers. Different music apps and operating systems support different situations. For example, QQ Music supports Qplay in Android and Airplay and Qplay in iOS. This article describes how to use music apps that support various protocols:Note:: The premise that music can be played normally is that both the mobile phone and
Users of the Mac believe that many have encountered the internal failure of the speaker, do not know that there is no careful user will find a Mac with the horn failure and the headphone hole will light up the red light, as shown in the following picture, that Mac headset Kong Liang red light is what reason? The following small series for everyone to bring Mac headset Kong Liang red light, At the same time the spe
Now the computer has undergone major reforms, desktop computers have been phased out, laptops and even handheld computers are becoming more popular. Now the notebook computer is also more and more convenient, in terms of sound, desktop computers need stereo, and our Win7 notebook computer today for you to introduce the Win7 flagship computer in the built-in sound card USB speaker, its role is in the internal sound card problems can not be normal to pl
Many kinds of situation can cause the sound box to have the noise, for instance the speaker is disturbed, the interface or the connection line contact is bad, the sound box itself quality is inferior and so on. Generally speaking, the speaker is a lot of active speakers, its internal will certainly exist amplifier, so the noise is unavoidable, the source of noise from the source can be roughly divided into
Some users like to use audio devices in WIN8 systems so that playing video or music can become larger and have a stereo effect. But sometimes in the use of audio equipment will also encounter some problems, such as the most common computer speaker horn One Ring and the other does not ring, sounds strange, how to solve it? The following small series and you introduce WIN8 system computer speaker equipment pl
Audio is a standing entertainment tool in life, but a lot of time the sound love out of such or such problems, the speaker does not sound how to solve it? 1, check the sound card driver is normal Cause the speaker does not sound a lot of problems, the most common is the computer sound card driver damage, whether it is the speaker or the headset will not have
I will give you a detailed analysis of the Illustrator software and share with you the tutorial on drawing the dark red speaker icon.Tutorial sharing:1. In Ai software, create a 800*800 document, select the rectangle tool, draw three rectangles, and fill in different colors, as shown in the following figure.2. Select the elliptical tool, hold down shift to draw a positive circle, and add a gradient color, as shown in the figure.3. Select the circle to
Some time ago, Ubuntu installed some updates, the front headset has been no sound, with a lot of ways, also can not solve! Try again today, finally solved, very fortunate, now share! First, in the terminal to run sudo alsamixer, press the M key to turn off all open (the display is mm), and then adjust to the appropriate position, white is advisable! The last item, Independ, shows that the headset and speaker can only have one sound, and pressing the M
Most audio experts know that some rooms must have a directed speaker system, and some suggest an omnidirectional speaker system. The final choice of the system will depend on two factors: the location of the Speaker and the internal structure of the room. However, in general, the feedback is directly proportional to the Q aspect of the
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