Declare an array and then store the match results to that. ([^\”]*) captures any character but not of ” zero or more times. () called capturing group which is used to capture the characters which are matched by the pattern present inside that group. Later we could refer those captured characters through back-referencing. String s … Read more
There’s the rand() function from <cstdlib> library, which returns a number between 0 and RAND_MAX. If you want a number between 0 and 1, you have to do a workaround with casts and divisions: double X = ((double)rand() / (double)RAND_MAX); This is a practical example, putting the previous code inside a function: #include <cstdlib> // … Read more
A lot of websites on the internet (not nearly enough though) have protection in place that prevents sites other then their own to post forms (log in for example) to their site. A site that does not have this protection is vulnerable to: Cross Site Request Forgery (CSRF): http://en.wikipedia.org/wiki/Cross-site_request_forgery This is a major security risk … Read more
use a base class instead of an interface: abstract class MyBaseClass { public Dictionary<int,string> dic { get; set; } public MyBaseClass() { dic = new Dictionary<int, string>(5); } public void Add(int key, string value) { dic.Add(key, value); } } public class MyClass1 : MyBaseClass { public MyClass1():base() { } } public class MyClass2 : MyBaseClass … Read more
IE follows the web browser tradition of drawing a colored border around an image that is a link (technically, an img element inside an a element that has the href attribute). This was meant to make the user notice that the image is a link. To remove the border, use the attribute border=0 in the … Read more
You below lib :- https://github.com/chrisbanes/PhotoView XML <uk.co.senab.photoview.PhotoView android:id=”@+id/iv_photo” android:layout_width=”fill_parent” android:layout_height=”fill_parent” /> JAVA ImageView mImageView = (ImageView) findViewById(R.id.iv_photo); hope above lib will helps you. solved How to implement both pinch zoom and pan in android? [closed]
Are the above things possible with Kivy? The answer is simply ‘yes’. Do you have a specific context that you’re having trouble with? You simply need to create your own widget rule that displays things the way you want. It might start as something like <YourRule@BoxLayout>: text: ‘something’ # define a property to hold the … Read more
This is the same thing I talked about recently here: D lang – Using read and readln() in the same program although in C instead of D so the solution is slightly different but same explanation. The scanf stops on whitespace, which is a newline… which gets sees as the end of input and thus … Read more
You can search the venues near by you using the below Rest API.. https://api.foursquare.com/v2/venues/search?client_id=CLIENT_ID&client_secret=CLIENT_SECRET&v=20140730&locale=en&radius=1000&ll=LAT,LNG&limit=20&query=royal&categoryId=COMMA_SEPERATED_IDS For more details, you can refer the link below: https://developer.foursquare.com/docs/venues/search Also to fetch the specific category from the four square for COMMA_SEPERATED_IDS, you can get it from the below link: https://developer.foursquare.com/docs/venues/categories To create client id and client secret, follow below link: … Read more
Please note that when working with Python for web dev, it’s most convenient to use an already established framework, such as Flask which uses Werkzeug (simple and efficient). I suggest you read up on Python web development here https://docs.python.org/2/howto/webservers.html and head to http://www.codecademy.com and finish the Python course first if you are unfamiliar with how … Read more
Change public Circle(radius,x, y){ this(5, 3, 6); } To public Circle(int radius,int x, int y){ //need to add types to parameters this.radius=radius; this.x=x; this.y=y; } Or if you plan to use 5,3,6 as constant values add public Circle(){ this.radius=5; this.x=3; this.y=6; } 1 solved I’m not understanding what the error comment is trying to tell … Read more
Something like this? int i = 0; for (char ch : string.toCharArray()) { i++; } 4 solved JAVA string how can i implement the length method
Instead of computing the random damage value only once at the beginning of your script, compute them whenever you need them. That would probably be in your attack function. Maybe you are misunderstand something here: Math.random doesn’t return some special magical value which changes every time it’s read. It returns a number and that number … Read more
1 – All the entities (variables, types, constants, and functions) of the standard C++ library are declared within the std namespace. using namespace std; introduces direct visibility of all the names of the std namespace into the code. ref: http://www.cplusplus.com/doc/tutorial/namespaces/ 2 – Namespaces in C++ are most often used to avoid naming collisions. Although namespaces … Read more
The conditions like the following are wrong: (board[0] == ‘X’ || ‘O’) Because of C++ operator precedence and evaluation rules, the compiler understands it as: (board[0] == ‘X’) || (‘O’ != 0) The second part is, of course, always true, so it always succeeds for every field and therefore for the whole board. You would … Read more