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Test Code 1.php Copy CodeThe code is as follows: $g 1 = ' G1 '; Class c{ function Fun () { Include (' 2.php '); echo "\ n-----in class fun---\ n"; Global $g 1; Var_dump ("\ $g 1 =", $g 1 , ' $g 2 = ', $g 2 , ' $gg 2 = ', $gg 2 ); echo "\ n--------\ n"; } } C::fun (); echo "\ n---in 1.php----\ n"; Var_dump (' $g 1 = ', $g 1 , ' $g 2 = ', $g 2 , ' $gg 2 = ', $gg 2); echo "\ n-------\ n"; Code 2.php Copy CodeThe code is as follows: $g 2 = ' G2 '; G

The concept of interface and multiple inheritance Whether it is Java interface or C + + multiple inheritance ╋ in the object-oriented theory ╋ is quite novel concept. So here we talk about the ╋ is a programming language angle ╋ Look at the Java interface all the meaning and function ╋ whether C + + multiple inheritance can be all interpreted? Or, conversely, to interpret C + + in Java. First let's review what is the multiple inheritance of C + +. "Inheritance" usually ╋ in the object-oriented p

Road, and on the X Farm Open party. Now in addition to the other farms on the X farm, there are cattle to the X farm open Party,party after the end of each home, of course, the shortest way to go. This n-1 the largest short-circuit of the return in a cow. Problem-solving ideas: first to ask for the X as the starting point of the shortest, and then the side of the reverse read again, and then to the X as the starting point of the shortest. Add up to two d arrays and find the maximum value, which

depth of the node application induction method.(1) For the node of the depth d (n) =0 (i.e., the initial node s), the theorem conclusion is established, even if s is the target node, then A1 and A2 do not expand S, otherwise A1 and A2 are expanded s (induction method premise).(2) Setting the depth d (n) ≤=k, the conclusion of the theorem is established for the end nodes of all paths (inductive hypothesis).(3) to prove D (N) =k+1, the end node of all paths, the conclusion is established, we use

) {this.height = height;} Public Direction Getdir () {return dir;} public void Draw (Graphics g) {graphics2d g2 = (graphics2d) g; rectangle2d r2 = new Rectangle2d.double (x, y, width, height);//Snake as Yellow g2.setcolor (Color.yellow);//Snake head is red if (this = = Snackclient.snackhead) G2.setcolor (color.red); G2

can use this multiplication for encryption and decryption.Set clear m, ciphertext g1,g2.Encrypt with public key a,c=a*b,r (random number):G1=m+r*cG2=r*aDecrypt with private key, a: M=G1-B*G2Prove:G1-b*g2=m+r*c-b*r*a=m+r*c-r*c=mWe can also use this multiplication for signature authentication.Set the original m, signature g1,g2.Sign with the private key a,b,r (ran

Class Meshmethod public void Combinemeshes (combineinstance[] combine)Example Mesh.combinemeshes (Combine)1. Parameter combine array length can not be greater than int16, if there are a large number of mesh needs to be merged, need to be done in batches2.mesh native mesh will be replaced by combine mesh, so if you want to keep the mesh data in the caller's mesh, you need to put it into the combine array and create a new instance of the original mesh reference before calling the Combinemeshes met

Introduction: A total of 3. Java files are used to create a simple interface programming framework.1th file: Nothelloworldcomponent.java//nothelloworldcomponent.java1 Importjava.awt.*;2 Importjava.awt.geom.*;3 Importjavax.swing.*;4 5 Public classNothelloworldcomponentextendsJComponent {6 Public Static Final intmessage_x = 75; Top left corner of message coordinates7 Public Static Final intMessage_y = 75;8 Define the default dimensions for this interface9 Private Static Final in

: ^ (NSError * error ){NSLog (@ "operation was not successfull! ");}]; }}}; ALAssetsLibraryAccessFailureBlock failureblock =^ (NSError * myerror){NSLog (@ "album Access failed =%@", [myerror localizedDescription]);If ([myerror. localizedDescription rangeOfString: @ "Global denied access"]. location! = NSNotFound ){NSLog (@ "unable to access the album. Please go to 'settings-> locate service' and set it to open .");} Else {NSLog (@ "album Access failed .");}}; // Process groupsVoid (^ assetGrou

function of a button@Overrideprotected void Paintcomponent (Graphics g) {Super.paintcomponent (g); Create a graphics2d because you need to draw a difference on the buttongraphics2d g2 = (graphics2d) g.create (); Set the brush with a width of 2G2.setstroke (New Basicstroke (2));Set Brush colorG2.setcolor (Color.Black);The brush is purple when you move the mouse over the buttonif (Getmodel (). Isrollover ())G2