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Align Android TextView with Table 05.10.2018   38 Align Android TextView with Table This post shows how to align display elements in a cell to center in a table in a table If you first create a table in Android, then the view elements within a cell are always displayed oriented only to the left side The reason for this is that an embedded TextView element in a TableRow is
Align Android TextView with Table
Android: Draw tables lines 05.10.2018   30 Android: Draw tables lines How to create lines in a spreadsheet in Android? Creating a spreadsheet in Android simply does not draw borders Tables in Android:
Android: Draw tables lines
SQLite: save date 04.10.2018   24 How to add a date value to a SQLite table? Date with time Transfer with Values: 2018-10-04 05:39:22
SQLite: save date
Android Java: Create unique GUID at runtime 04.10.2018   22 Create a unique ID in Java If you want to create a globally unique ID that is globally unique, then use GUID strings In Java the GUID strings are created with java util UUID
Android Java: Create unique GUID at runtime
Android Java: Comparison with empty string 04.10.2018   18 Compare string in Java to empty string "" In Java, the comparison can be made to an empty string or null not with string == "" Instead you have to use string isEmpty () == true Correct
Android Java: Comparison with empty string
Android java: Code area // region - // endregion 04.10.2018   28 Android java: Code area region - endregion How to create a code area in Android? Solution: With region code endregion
Android java: Code area // region - // endregion
Android RecyclerView: complete code sample 02.10.2018   59 Android RecyclerView: complete code sample The Android RecyclerView is the successor of ListView as a list display item in Android Java To display a RecyclerView in an Android Activity page, insert the tag into the Activity xml and then create an adapter to load the RecyclerView element and an Item layout that corresponds to a row or grid element , Programming a REcyclerView is a bit more expensive than the predecessor ListView So here's a co
Android RecyclerView: complete code sample
SQLite Database in Android: Complete Code Example 02.10.2018   143 SQLite example Contains the complete code for a SQLite application in Android Java The code example creates a SQLite database at runtime, appends records, modifies records, deletes records, and retrieves a complete list from a table The data will be displayed in a new Android 7 RecyclerView and displayed via a click event
SQLite Database in Android:  Complete Code  Example
Sqlite: change values 01.10.2018   43 Sqlite: change values How can you change a record in SQLite?
Sqlite: change values
SQLite: new ID at Insert Add 01.10.2018   45 SQLite: new ID at Insert Add How do you get the new ID when inserting a record in SQLite? Solution: The return value of a Sqlite Insert statement always automatically returns the new ID of a table if there is an integer autoimcrement column
SQLite: new ID at Insert Add
Resolved: The command adb is either misspelled or could not be found. 28.09.2018   42 Resolved: The command "adb" is either misspelled or could not be found Problem: On Android Studio in Windows 10, the error message comes when using the Android Studio-> Terminal That the command adb can not be found
Resolved: The command adb is either misspelled or could not be found.
Evaluate SQLite on Android App 28.09.2018   56 Evaluate SQLite on Android App How to view the tables and data of a SQLite database in an Android app at debug runtime? You can follow the instructions below: 1) Expand the project code in the file Gradle 2) Redirect terminal p
Evaluate SQLite on Android App
Android: Create a color picker 28.09.2018   62 Android: simple color picker How to Create a Simple Color Picker in Android App? I need a small color palette or selection of colors for an app, which I can choose For this you can create a simple color picker &nbs
Android: Create a color picker
Android: Create an input field with width and background at runtime 27.09.2018   45 Android: Create an input field with width and background at runtime How can you create an input field at runtime, in which the background is color-coded and the width is set Solution: Over for the background creates a drawable style
Android: Create an input field with width and background at runtime
Android Toolbar Show and hide 26.09.2018   63 Android Toolbar Show and hide Show hide toolbar
Android Toolbar Show and hide
Android Toolbar: Get and Set View Elements on the Toolbar 26.09.2018   60 Android Toolbar View Accept inputs from Toolbar How can you take view elements like an input field from the toolbar? View elements are easily found via the findViewById (input_textbox_example)
Android Toolbar: Get and Set View Elements on the Toolbar
Android: ActionBar title bar setting 26.09.2018   43 Where can I set the blue title bar on Android apps? When you create an app in Android Studio, a blue header area with the app title automatically appears in the header area of each activity page solution The setting of the so-called ActionBar is set under the file AndroidManifest xml
Android: ActionBar title bar setting
Android Java: Create a view event at runtime and assign it to a view element 26.09.2018   44 Android Java: Create a view event at runtime and assign it to a view element Android Java: create view event at runtime Variant 1 Separate definition Create the event with new View OnClickListener
Android Java: Create a view event at runtime and assign it to a view element
Android Java: Create view button at runtime 25.09.2018   38 Android Java: Create view button at runtime How to create buttons or views in an Activity Display in Android Java at runtime? To do this, you must provide the base layout with an ID in the activity Then you look at runtime the base layout with findViewByID Then create a view element with new like here a button
Android Java: Create view button at runtime
Android Java: create a view element as a float 25.09.2018   47 Android Java: create a view element as a float Task: At runtime, a text box above the current position of the button should appear when clicking on a button Solution: You have to determine the position of the button with getLeft ();
Android Java: create a view element as a float
Input field in Android 24.09.2018   43 Input field in Android How to put an input field in a table For this you can easily add an EditText as a view element in a table row
Input field in Android
Android Java: compare date day 21.09.2018   61 Android Java: compare date day How to compare two date date values against each other on the same date in Android Java Or a comparison on the day or hour or minute Solution:
Android Java: compare date day
Android Studio: Gradle project sync failed. Please fix your project and try again 21.09.2018   81 Android Studio: Gradle project sync failed Please fix your project and try again Occurrence If you try to start the project on Android Smartphone with run or debug Then the dialog window: Edit Configuration opens, but you do not know what you should change
Android Studio: Gradle project sync failed. Please fix your project and try again
Android Java: Date 20.09.2018   46 How can I create a date and calculate the days of the week? The current day can be obtained as a date variable with Date Date
Android Java: Date
Android example: create a table 20.09.2018   56 Android example: create a table This example creates a spreadsheet in Android that will be filled at runtime with weekdays of a month
Android example: create a table
Android Java: Show current date 20.09.2018   42 Android Java: Show current date Solution 1:
Android Java: Show current date
How to find the drawable at runtime and adopt the style 19.09.2018   63 How to find the drawable at runtime and adopt the style Task: Under an Android app, an outsourced style is to be transferred to newly created presentation elements at runtime The style is stored in a file under res drawable xml
How to find the drawable at runtime and adopt the style
Debug Android App with Windows 10 AMD processor 18.09.2018   48 Debug Android App with Windows 10 AMD processor If you run a Windows 10 computer with an AMD processor like AMD Ryzen 7 1800X, then you can not simulate Android edition on Android Studio and Xamarin Android developments can only be simulated and displayed under an Intel processor as a virtual machine That's why AMD computers need to debug and test Android applications directly on an Android smartphone To do this, a cell phone is connected to the Windows 10 computer via the USB cable, USB debugging is enabled on the smartphone, and then you can select the smartphone for each run with F10 in Android Stud
Debug Android App with Windows 10 AMD processor
Error: Your CPU does not support required features (VT-x or SVM) 18.09.2018   78 Error: Your CPU does not support required features (VT-x or SVM) Problem: On my new computer, when developing Android on Windows 10, the error appears Your CPU does not support required features (VT-x or SVM)
Error: Your CPU does not support required features (VT-x or SVM)
Chrome Developer: Source is empty 20.03.2018   237 Problem: Chrome debug code is no longer visible on the Chrome developer page Developer Tools with Ctrl-Shift-I To debug Javascript on the page you have to go to the menu-> sources page and then find the HTML and Javascript, jQuery code in the file Network-> localhost: 44390 -> (index) However, as here after an error, the source code is no longer visible
Chrome Developer: Source is empty

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