If your application simply has to use the user's preferred device to capture sound, there is no need to enumerate the available devices. When you create a device object by calling the DirectSoundCaptureCreate8 or DirectSoundFullDuplexCreate8 method, you can declare a default device. For more information, see Creating the Capture Device Object.
Enumeration operations are required in the following situations
Cross-site crawling of other sites to supplement the page, capture site pages. How to supplement the page capture of other sites across sites, capture site pages in practical applications, often encounter some special circumstances, such as the need for news, weather forecasts, and so on, however, how does one supplement the page
How to capture web page information using Python [1]: Capture web page information using python
We will take the information of two websites as an example to illustrate how python can capture static page information on the Internet. This section describes how to build a capture framework.
1. Create a configuration fil
[Python] capture the first test page -- capture the data on the Shanghai-Shenzhen stock market transaction list and the python list
[Python] capture data on Shanghai-Shenzhen stock market transactions
Run python 3.5.0
The files folder is not automatically created. You need to manually create the files folder in the py file directory and then run
# Coding = utf
Php Regular Expression capture group and non-capture group, php Regular Expression
Familiar with regular expressions is the basic requirement of every programmer. For every beginner, the regular expression will be dazzled by a series of characters. This is the case for bloggers who have been inexplicably afraid of regular expressions. Recently, I have seen another blogger write the article "php regular expr
Use Python to capture the CSS template of the template house and python to capture the css Template
The Python version is 2.7.9. If it is successfully tested on win8, it is a little slow to capture. If you want to use multiple threads, you have to wait. The url parameter on the website of the template home does not match the page number. If you are too lazy to pe
During network development today, when sending data to a server, the program listening to UDP ports on the server never received the data. However, after packet capture tools, but what is the reason for capturing data? Fainting .....The program I made on the server was written as a Windows service, so I couldn't find the problem. I was always depressed and found the possible cause.In fact, it is still related to the firewall. In general, the firewall
Use PHP to capture Baidu Post Bar mailbox data, and use php to capture post bar mailbox
Note: This program may be very suitable for those who do Baidu Post Bar marketing.
When you go to Baidu post bar, you will often see the owner share some resources, asking you to leave an email box before sending it to the owner.
For a hot post, the number of mailboxes left is very large. The landlord needs to copy the r
How to use a tool to capture the data returned by the Fiddler modification background interface and capture the data returned by the fiddlerHow to use a tool to capture data returned by the Fiddler modification background Interface
In client debugging, it is often necessary to deal with the background interface. Sometimes we want to modify the data returned by t
Use JAVA to capture web page data and java to capture web pages
1. Use HttpClient to capture webpage data
Public String getHtml (String htmlurl) throws IOException {StringBuffer sb = new StringBuffer (); String acceptEncoding = "";/* 1. generate the HttpClinet object and set the parameter */HttpClient httpClient = new HttpClient (); GetMethod method = new GetMeth
Capture the data code of Baidu Post Bar via PHP Web page capture and share with php
Baidu Post Bar is visited frequently. When you visit Baidu post bar, you will often see the owner share some resources and ask for an email to be sent by the owner.
For a hot post, the number of mailboxes left is very large. The landlord needs to copy the reply mailboxes one by one and then paste and send the emails, either
Public classBasecontroller:controller {/// ///called after the action method is invoked. /// /// Information about the current request and action. protected Override voidonactionexecuted (ActionExecutedContext filtercontext) {varServiceName =string. Empty; foreach(varValueinchfilterContext.RequestContext.RouteData.Values) {if(value.) Key.tolower () = ="Controller")//Get the current controller {servicename+ = value. Value.tostring () +"---"; } Else
Save Python crawler web page capture and python crawler web page capture
Select the car theme of the desktop wallpaper Website:
The following two prints are enabled during debugging.
#print tag#print attrs
#!/usr/bin/env pythonimport reimport urllib2import HTMLParserbase = "http://desk.zol.com.cn"path = '/home/mk/cars/'star = ''def get_url(html):parser = parse(False)request = urllib2.Request(html)respons
Capture signals in Linux and capture signals in Linux
Knowledge about signal here
There are three signal processing methods:
If the signal processing is a user-defined function, the user-defined function is called when the signal is delivered.Capture Signal.
After receiving a signal, the process will not be processed immediately, but will process it at the right time! That isBefore the kernel state is retur
This article introduces the data code sharing of Baidu Post Bar captured by PHP Web page capture. The program implements two functions: one-click crawling of all posts mailbox and paging crawling of mailbox, if you are interested, you can study Baidu Post. When you go to Baidu post, you will often see the owner share some resources and ask to leave a mailbox before sending it.
For a hot post, the number of mailboxes left is very large. The landlord
Implementation of screenshot capture in Android system (with code included) and screenshot capture in android system1. I have been writing a blog on the background for almost two years. I have written more than 100 articles. The most popular article is how to achieve screenshots of the android system. In fact, google android_screen_shot will find the right method, but those are all years ago. After android4
Call the Idirectsoundcapture8::getcaps method to obtain the performance of the capture device. The parameter of this method is a pointer to the DSCCAPS structure. Just like any other struct, you must initialize the dwsize member before passing this parameter. When returned, this structure contains the number of channels supported by the device, a set of formatted datasets supported by a set of devices, equivalent to the values in the WAVEINCAPS struct
Check your password,R2 start here with telnet into R1 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/58/E3/wKiom1S_a2jAhAgSAAjgucpFeUk164.jpg "title=" Picture 9.png "alt=" Wkiom1s_a2jahagsaajgucpfeuk164.jpg "/>look down, look. Data packet , prompting for password to enter user mode 650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M00/58/E3/wKiom1S_bCHgK8_hAAE8S8YdfO4520.jpg "title=" Picture 10.png "alt=" Wkiom1s_bchgk8_haae8s8ydfo4520.jpg "/>then look down to see only data pa
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