100 to get the picture. In addition, a large number of pull shadows, the screen will produce a lot of noise, so shadow pull is usually combined with noise reduction applicable. The process of noise reduction in LR "reduce noise" in the Details window.
Second, to create a warm-tuned light
I want a golden picture. Then the method is no more than four kinds: 1, improve the color temperature, 2, improve the brightness, saturation, 3, separate pull oran
PS+LR synthetic to create dark tune Firefly atmosphere Portrait
This photo shoot time is in the afternoon about 4-5, Kunming Light is still very bright, but in a deep mountains shooting so the environment will still be darker than usual. In the color palette when you want to do a dark and with a bit of mystery theme, when the girl brought the antlers, so she thought of a firefly effect.
First take a look at the front and back of the cont
Title, the error is as follows: Javax.xml.parsers.FactoryConfigurationError:Provider Org.apache.xerces.jaxp.DocumentBuilderFactoryImpl Not foundFind a lot of places, did not find the reason, very accidentally in a post found the above error, although not loadrunner. But I tried it. Actually solved the problem.Method: Add the following two words to Init in Java vuser:System.setproperty ("Javax.xml.parsers.DocumentBuilderFactory", " Com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderFactoryImp
Disadvantages:(1) applies to non-browser applications.(2) record all requests and resources from sever, even crawl non-HTML applications, so more association is required, and the script looks quite complex.In summary, choose which recording method can refer to the following scenarios:(1) If the application is a Web application, the preferred is html-based recording mode;(2) If the application is a non-Web application using the HTTP protocol, the url-based recording mode is preferred;(3) If the
1. Attenuation and sparsity of parameters
The advantages of parameter attenuation are: Generally speaking, the data have certain fluctuation, weaken each parameter, prevent some parameters too big, can weaken the influence of data varience, prevent overfitting, improve generalization ability.
Sparsity, the benefits are: 1) significantly reduce the calculation, 2) Reduce the parameters, prevent overfitting, improve generalization ability
Two regularization of 2.L1 and L2
1l can bring parameter at
within 5 seconds, monitor some other values at the same time
Aborted_clients
The value of the client being abnormally interrupted is not affected for some applications, but may be traced to other applications because an abnormally interrupted connection may indicate a problem with some applications
Questions
The number of queries that can be obtained per second, or the number of all queries.
Opened_tables
Indicates that the table cache
Using the latest version of GetData.dll, you can parameterize the executed SQL statements,The DLL adds a new init_hstmt () and disconnect_hstmt () two APIs,The init_hstmt () function will be outgoing with a long hstmt variable called:Long hstmt;Init_
Add Windows and Linux presses in combatSince the controller is the "heart" of the LoadRunner, the pressure is generated by it, and pressure is generated by the pressure machine to the system under test. General presses are divided into Windows and
First, the script recording1. Select the Web Services protocol and click the Record button2. Click the Import button to import the URL you want to record3. Select Action, click Add Service Call, select the correct service, operation and interface
First, when doing the Java interface Performance test, the scene appears in the operation: Code-60990 error:two communication error:function Two_way_comm_post_message/two_way_ COMM_POST_MESSAGE_EX failed. Errorand Code-10343 error:communication
Problem phenomenon:ACTION2.C (+): error-26601:decompression function (Wgzmemdecompressbuffer) failed, return code=-5 (z_buf_error), Insiz E=0, Inuse=0,This error is caused by a large packet, no download complete, or other reason for the
I. Functions
Search for HTML code on a web page
Ii. Function Attributes
1. Text: the string to be searched. For example, text = "Search"
2. textpfx: left boundary of the search term
3. textsfx: right boundary of the search term
4. Search: search
Guidance:
Memory: memory usage may be the most important factor in system performance. If the system frequently switches pages, the memory is insufficient. "Page Swap" is a unit called "page". It moves code and data blocks of a fixed size from Ram
Okay! Next to the previous articleArticleAnd keep moving forward.
Checkpoint: For a simple understanding, we have parameterized the user name and password as described in the previous chapter. How can we determine whether jmeter correctly calls
Someone has doubts about this data. Let's talk about it here.
We know that when a controller error occurs, you can click the number of errors in the upper-right corner.
The data is displayed in the pop-up error output. As follows:
Transactions (User transaction analysis)
User transaction analysis is a basic performance analysis from the user's perspective.
1. Transation Sunmmary (transaction summary)
Comprehensive analysis of transactions is the first step in performance
I. Preface
Obviously, we can know from the name that vmstat is a tool for viewing the usage of Virtual Memory. But how can we identify bottlenecks in the system through vmstat? Before answering this question, let's review the virtual memory related
This is really a tragedy.
During the installation of lr9.1, the system prompts that the putty. GID file cannot be found, and the system prompts that the *. gif. tmp file cannot be found later. These files are all irrelevant small files. Every error
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