the replica set member while performing the read operation, and the readpreference is re-evaluated for each read operation. This way, when read preference is modified, its behavior is much easier to predict.
3. Provide Writeconcern settings for chunk migration
The new version provides Writeconcern parameters for the equalizer for both Movechunk and cleanuporphaned, which involve chunk migrations.
4, increase the
Musical instrument recordingRecently, I have seen a lot of books related to recording studio. The question of traditional instruments and electronic musical instruments that bothered me before. For example, how much difference does an electric piano play with a piano? For example, what is the difference between the sound of an electronic violin and a violin? Simply put, you can hear the difference by standing in front of the piano. If you listen to the distance, ordinary people can't tell that i
Algorithm Series 23: Audio playback and spectral display of discrete Fourier transform
Audio playback and spectral display of the 23 discrete Fourier transform algorithm series
Lead
What is spectrum
1 Principle of spectrum
2 Selection of Spectrum
3 Calculation of the spectrum
Show Dynamic Spectrum
1 Implementation Methods
2 Miscellaneous Notes
Results show
Lead
Spectrum
network traffic and longer work completion times.
Hadoop Cluster Equalizer
In order to make up for the balance of the cluster, Hadoop also includes a balancer.
Balancer focus on the difference between the effective storage of nodes, to maintain the balance in a certain critical value. If a node with a large amount of storage space is found, balancer will identify the nodes with less storage space and cut the data to a node with a large amount of spa
Copy Code code as follows:
{
var shell = new ActiveXObject ("Wscript.Shell");
--Read the registry
var key = Shell. RegRead ("Hkey_current_user\\software\\ac3filter\\equalizer\\linear scale\\eq_freq_0");
--Delete Registry
Shell. RegDelete ("Hkey_current_user\\software\\ac3filter\\equalizer\\linear scale\\eq_freq_0");
--Writing to the registry
Shell. RegWrite ("Hkey_current
How to set the Equalizer and volume balance:1. Open the Mobile desktop "Settings" icon, click the "Music" option.2. "Volume balance" by default is off state, move the slider right, turn on this function.3. Click on the "Equalizer" option below to choose the type of music you store most in your phone, such as: Classical (classical music).Among them, the Equalizer
connections (number of other/mongos processes): Other processes refer to the number of processes that may be connected to Mongod 4. Add a server(1) Adding shards $./mongod--dbpath/mdb/data/s5--logpath/mdb/mlog/s5.log--fork--port 27025 --smallfiles
> Sh.addShard (" 172.31.11.230:27025 ");
(2) Add MONGOs ./mongos--logpath/mdb/mlog/ss2.log--fork--port 30001--configdb 172.31.11.230:27020
(3) Add Configuration server ./mongod--dbpath/mdb/data/sc--logpath/mdb/mlog/sc.log--fork--port 27020 --conf
to predict.3. Provide Writeconcern settings for chunk migrationThe new version provides Writeconcern parameters for the equalizer for both Movechunk and cleanuporphaned, which involve chunk migrations.4, increase the equalizer status displayThe status information of the equalizer can be seen in the new version via Sh.status ().Other changes1. Optimize Explan fun
of each register reference: http://www.cnblogs.com/ant-colonies/p/6008322.htmlThe representation of the tag register in debugax=0000 bx=0000 cx=0000 dx=0000 sp=ffee bp=0000 si=0000 di=0000ds=**** es=**** ss=**** cs=**** ip=0100NV up EI PL NZ NA PO NCThe bit flag value is1The flag value is0The logo0 CF CY (CarrY) NC (not CarrY)2 PF PE (Parity even) PO (Parity Odd)4 AF AC (auxiliary Carry) NA (No auxiliary Carry)6 ZF ZR (zero) NZ (not zero)7 SF NG (negative) PL (Positive)9 IF DI (Disabled Interru
peripheral use (PCLK1, the maximum frequency 36MHz), the other way to the timer (timer) 2, 3, 4 times frequency multiplier used. The multiplier can choose 1 or twice times, the clock output for Timers 2, 3, 4 use. ⑤, give APB2 divider. APB2 crossover can choose 1, 2, 4, 8, 16, the output of the APB2 peripheral use (PCLK2, the maximum frequency 72MHz), and the other way to the timer (timer) 1 time multiplier used. The multiplier can choose 1 or twice times, the clock output for the timer 1 use.
1 System composition: RF-->ADC---->FFT Assuming that the signal passes through these three modules, both the clock and the filter are ideal, and the Spurs have only three-order intermodulation components.2 RF: Input noise ni, gain g, noise figure F, output impedance RS, input third-order cutoff point IIP3 (3rd order intercept) Bandwidth B input 1dB compression point IP1 (1 DB compression)IP3 = P1 + 9.642 ADC
MSP430 microcontroller adconverter
20:14:05 | classification: MSP430 microcontroller | report | font size subscription
I. Brief Introduction:
The adc12 module consists of the following parts: the input 16 analog switches (eight external channels, four internal channels), the ADC internal voltage reference source, the adc12 kernel, and the ADC clock source, collection and holding/trigger source,
single-chip microcomputer is 1.8v ~ 3.6v low voltage. The power consumption of Ram data is only 0.1 μA, and the maximum leakage rate of I/O input ports is 50na. MSP430 has normal working mode (AM) and 5 low-power working modes (lpm0 ~ Lpm4 ). When the power supply voltage is 3 V, the current in various modes is AM: 340 μA, lpm0: 70 μA, lpm2: 17 μA, lpm3: 2 μA, lpm4: 0.1 μA, single-chip microcomputer can easily switch between various working modes. The ultra-low power consumption of MSP430 makes
, and 16 for the apb1 divider. The output path is used by apb1 peripherals (pclk1, with a maximum frequency of 36 MHz), and the output path is sent to the timer (timer) 2, 3, and 4 frequency divider. The frequency multiplier can be set to 1 or 2. The clock output is used by the Timer 2, 3, and 4. ⑤ Send it to the apb2 divider. Apb2 divider can be divided into 1, 2, 4, 8, and 16. The output channel is used by apb2 peripherals (pclk2, maximum frequency 72 MHz), and the other channel is sent to the
sprinkler and an electric rice cooker. Therefore, the Raspberry Pi Plus relay can fully extend its control over external devices. Dry-reed Relay refers to the reed relays, which are compared with the general relays, and their switching speed and life are greatly improved. The use of the relay is very simple, only the level control of its pin to complete the control of the relay. After entering the source directory, enter in the terminal:CD "Grove-relay"sudo python relay.pyThe Rasbperry Pi wil
Ad/da input and output, PWM and other underlying hardware control, the. Net Micro Framework official low-level driver code and the upper C # library do not encapsulate these functions, so to add the control interface of such hardware, it is necessary to design from the bottom to the full.
The collection of ad analog quantities is not as simple as it might be. From the conversion mode, there is a single conversion, continuous conversion points, from the model, there are scanning mode and discont
Package Com.tanzhou.jmf;import Java.applet.*; import java.awt.*; import java.awt.Event.*; import java.io.file;import java.net.malformedurlexception;import java.net.url;import javax.swing.*;//The basic idea of JFrame Java GUI program is based on JFrame, which is the object of window on screen, which can be maximized, minimized and closed. /** * ActionListener is an interface in Java for event handling, inherited from EventListener. ActionListener the Listener interface used to receive operation e
For example, there is a dictionary as follows:>>> dic = {"Name": "Botoo","url": "Http://www.123.com","Page": "88","Isnonprofit": "true","Address": "China",}The desired output would be as follows:First gets the maximum value of the Dictionary max (map (len, Dic.keys ()))Then useStr.rjust () Align RightOrStr.ljust () Align LeftOrThe Str.center () center method has a sequence of outputs.>>> dic = { "name":"Botoo", "URL":"http://www.123.com", "page":" the", "Isnonprofit":"true", "Addr
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