Selenium Webdriver Learning--by ID, name location, input content, search, close operation;Open Google Browser, enter a different website, the search box positioning contains different elements (sometimes ID, sometimes name)Import Org.openqa.selenium.By;Import Org.openqa.selenium.WebDriver;Import org.openqa.selenium.WebElement;Import Org.openqa.selenium.chrome.ChromeDriver;Import com.thoughtworks.selenium.Wait.WaitTimedOutException;public class ysftest_20180719{public static void Main (string[] a
the object (Tools), and finally manually decide SteamVR and install.
4. Running SteamVR
After the installation is implemented, you may see "VR" two letters in the upper right corner of the Steam window and click to close the SteamVR. If there is no way to know the error, then Oculus Rift will be recognized by Steam.
If the following problem occurs,
The locator cannot be detected, and the viewer is not available, and when you start the overla
Mobile phone with the Display Base Station command (Android phone location, Apple mobile phone base station location)Category: Communications and networking 2012-02-07 17:48 1734 people read comments (0) favorite reports Mobile Htciphone ZTE Samsung NetworkThe Android phone comes with a quick command to display the current network information, but the phone manufacturers are different, the commands are not the same. Every time you need to remember the command, write down the spare.(1) HTC And
of meters to a few kilometres;3 GPS PositioningA-gps use of satellite positioning requires a network of auxiliary correction locations (mobile phones are often used, priority request network, access to the previously saved satellite track information cache)Features: Need to search for satellites, the head must be empty;Impact conditions: Clouds, buildings, trees.Here's the code for the implementation:Package Com.andy.gpsdemo;import Com.example.gpsdemo.r;import Android.support.v7.app.actionbarac
automatically transform it to the type of the assigned value object. A * @paramRequiredtype Bean Class + * @returnBean Object the */ - Public Staticrequiredtype) { $ assertcontextinjected (); the returnContext.getbean (requiredtype); the } the the /** - * Clear the ApplicationContext in Servicelocator in */ the Public Static voidClear () { theLogger.debug ("Clear ApplicationContext in Servicelocator:" +context); AboutContext =NULL; the } th
BaiduMap API is a set of free for developers based onBaiduThe application interface of the map, including JavaScript, IOS, andriod, static maps, Web services and many other versions, provide basic maps, location search, peripheral search 、... Copyright NOTICE: This article for Bo Master original article, without Bo Master permission not reproduced. Baidu API Locator Returns the current detailed location
levelsMap.centerandzoom (Point,15); }//When failedfunctionOnError (Error) {Switch(Error.code) {Case1: Alert ("Location service is denied");Break;Case2: Alert ("Temporarily not getting location information");Break;Case3: Alert ("Get information timeout");Break;Case4: Alert ("Unknown error");Break; }} window.onload=GetLocation;script>head>bodydiv id= "Container" Style= "width:600px;height:600px" >div> body>> Getting the current position plus the offset will be a bitLongitude + Longitud
When you position a page element, you sometimes encounter an IFRAME. If the IFRAME has an ID or name, using Switch_to_frame () can be conveniently located. But sometimes there is no ID in the IFRAME or the situation, which requires other means to locate.Page structure:650) this.width=650; "src=" Http://s2.51cto.com/wyfs02/M01/76/85/wKiom1ZVYxTj6IZ-AAH4n9MDuCk426.jpg "title=" IFRAME page structure. jpg "alt=" wkiom1zvyxtj6iz-aah4n9mduck426.jpg "/> Method One: Starting from the top level, relative
1. The thread does not release, causing the old area to be full, the system keeps FULLGCThe discovery of applications is not FGC, but frequent ygc.YGC also has anomalies, S1 and S0 regions are jumping from 0 to 99%Look at the heap size can be found in the memory of the young area is constantly from 0 to 99, and the old area is slowly increasing, has not reached the state of FGC. But the follow-up is expected to continue to rise, resulting in FGC channel, the application can not provide services.
This is an error caused by the WMI service corruptionRepairing a corrupted batch program for the WMI serviceCopy the following code into a text file, renamed Fixwmi.bat, and run. It will take some time, please wait patiently. ===============================Fixwmi. CMD------------------------@echo oncd/d C:\Tempif not exist%windir%\System32\Wbem goto Tryinstallcd/d%windir%\System32\Wbemnet stop WinMgmtWinmgmt/killif exist Rep_bak Rd REP_BAK/S/qRename Repository Rep_bakFor %%i in (*.dll) do regsvr
match any element
E
Tag Selector that matches all elements that use the E tag
. info
Class selector that matches all elements of the class attribute that contain info
#footer
ID selector that matches all elements of the id attribute equal to footer
E,f
A multi-element selector that matches all E or f elements, separated by commas between E and F
E F
A descendant element selector that matches all f
path+ (Nullable Instancetype) Filehandleforreadingatpath: (NSString *) path;
Get data available in a file (all data)
@property (readonly, copy) NSData *availabledata;
Set the offset of a file
// parameter is a numeric value associated with the length of the file -(voidlonglong) offset;
Read from the offset position of the file to the last
-(NSData *) readdatatoendoffile;Instance code: //write "123456" to the File2.txt folderNSString * content =@"1234
Environment variables
All of you should be friends who have configured the Java environment, how to find the system environment variables do not say.After the path variable, add the paths to the two platforms and Platform-toolsWhat I added was: d:\android\android-sdk\platforms;d:\android\android-sdk\platform-toolsIt is important to note that each path is separated by a semicolon in English;If you don't have a path variable, just create a new one.Check: Open the command line and enter ADB.
. Jasperreportsviewresolver only looks for the jasperreport template file from the specified location based on the logical view name, and returns the specific child type view instance of abstractjasperreportsview, such as jasperreportscsvview or jasperreportshtmlview.
Q ttviewresolver. It is only responsible for finding and returning the view instance of the lateral tview type based on the logical view name.
Enabling viewresolver is as simple as using internalresourceviewresolver. The most basic
The prefix infix suffix expression in computer is an important application of data structure stack, they are the notation of the expression, but the relative position is not the same as the name implies, the prefix expression refers to the symbols are in the operand before the infix expression refers to operators are operands, after the suffix expression is after. Such as:
(a+b) *c-d is an infix expression
Tag:bodyromorder combination table gpoble composite int The Data is from the network and is for reference only. CREATE TABLE Test ( a int, B int, C int, KEY idx (a,b,c) ); Excellent: SELECT * from Test WHERE a=10 and b>50; Poor: SELECT * from Test WHERE b>50; Excellent: SELECT * from Test ORDER by A; Poor: SELECT * from Test ORDER by B; Poor: SELECT * from Test ORDER by C; Excellent: SELECT * from Test WHERE a=10 ORDER by A; Excellent: SELECT * from Test WHERE a=10 ORDER by B; P
Trie Tree, also known as the Dictionary tree, prefix tree. Available for "Predictive text" and "Autocompletion". It can also be used for statistical frequency (side insert trie tree edge Update or join word frequency).In computer science. Trie, also known as a prefix tree or a dictionary tree . is an ordered tree that holds associative arrays, where the keys are usually strings. Unlike the two-fork lookup t
Supports the Chinese-based prefix Tree (prefix trie) python implementation with the basic granularity of words,
TrieTree, also called dictionary tree and Prefix Tree. It can be used for "predictive text" and "autocompletion", or for Word Frequency Statistics (edge insertion of the Trie tree to update or add Word Frequency ).
In computer science,Trie, Also knownPr
DescriptionGive a dictionary with a total number of characters not exceeding 1,000,000 (the dictionary's word order is not dictionary) and no more than 1000 prefixes with a length of not more than 1000, the output dictionary matches the prefix, and the dictionary is the position of the k_i word in the dictionary.All the words are lowercase letters.Input FormatFirst line: Two integer n,m, representing the number of words in the dictionary and the numbe
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