default powerpoint view is view

Cause: A,b,c three viewcontroller,a as the root view, B.view is added to a, and the Modal (Presentviewcontroller) POPs C in B.In this case, a caption warning will appear.Workaround:1. [self. View. Window. RootviewcontrollerPresentviewcontroller: ControllerAnimated:YEScompletion:nil]; /* Here's an explanation the Reason of this warning

Android relativelayout attributes // Relative to the given ID Control Android: layout_above: place the bottom of the control on the control with the given ID; Android: layout_below: place the bottom of the control under the control with the given ID; Android: layout_toleftof align the right edge of the control with the left edge of the control with the given ID; Android: layout_torightof align the left edge of the control with the right edge of the control with the given ID; A

Is it good to build a view model in the code model layer or to build a view in a database? Reply content: Is it good to build a view model in the code model layer or to build a view in a database? Better than the model

Oracle: view the table space where the user is located; oracle: view the user's location View the tablespace of the current user [SQL]View plaincopy Select username, default_tablespace from user_users; Modify the user's default

Import Android. App. activity;Import Android. OS. Bundle;Import Android. widget. Button;Import Android. content. dialoginterface;Import Android. content. dialoginterface. onclicklistener;Import Android. content. intent;Import Android. View. view; Public class activity_01activity extends activity { /** Called when the activity is first created .*/Private button my

UDP192.168.0.1Port -To192.168.0.2Port -sudoUFW deny SMTP disables external access to the SMTP servicesudoUFW Delete Allow SMTP to delete a rule established above4. View firewall StatussudoUFW Status General user, just the following settings:sudoApt-getInstallUFWsudoUFW EnablesudoUFW default deny above three commands are safe enough, if you need to open certain services, then use sudo ufw allow to open. Ope

setOnTouchListener method in the View. That is to say, as long as we register the touch event for the control, mOnTouchListener must be assigned a value. The second condition is to determine whether the currently clicked control is enable. The button is enable by

Why is the width and height of the View 0 in the OnCreate () method of the Activity?@Overrideprotected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_my_view); myview = ViewUtils.find(this, R.id.myview); getViewSize("onCreate");}private void getViewSize(String methodTag) { int width = myview.getWidth(); int height = myview.ge

SMTP to delete a rule established above 4. View firewall statussudo UFW statusFor general users, only the following settings are required:sudo apt-get install UFWsudo UFW enablesudo ufw default denyThe above three commands are safe enough, if you need to open some services, then use sudo ufw allow to open.Turn firewall on/off (the default setting

Uiimagepickercontroller *picker = [[Uiimagepickercontroller alloc] init]; [Self Presentviewcontroller:picker animated:yes completion:nil]; Into Uiimagepickercontroller *picker = [[Uiimagepickercontroller alloc] init]; Appdelegate *delegate = (appdelegate *) [uiapplication sharedapplication].delegate; [Delegate.window.rootViewController presentviewcontroller:picker Animated:yes completion:^{ }]; Theoretically it is allowed to present from one control

READ UNCOMMITTED (the lowest level of isolation transaction, only guaranteed not to read physically corrupted data)Read Committed (the default level of the database engine)REPEATABLE READSerializable (the highest level of isolation transactions, complete isolation between transactions)Can be serialized more rigorous, high level;MysqlMySQL default transaction level is