Kirat[ad_1] In your view controller you need to add UITextFieldDelegate which will allow you to access methods related to your text field. The top of your view controller should look like this: class ViewController: UIViewController,UITextFieldDelegate //set delegate to class You then need to set the delegate of your text field to self in viewDidLoad and … Read more
[ad_1] It’s not a good practice for sure! You have two options in this case. If you would be downloading those strings every time you run a fresh app then it would be better to keep that list in a Singleton class. Or if you just want to download the first time and then probably … Read more
[ad_1] Add the new string to the existing value, followed by the “br” tag to start a new line. Example: function rollDice() { var diceRoll = Math.floor(Math.random() * 6) + 1; var str=”You rolled a ” + diceRoll + “!”; document.getElementById(“result”).innerHTML += str+”<br>” } 3 [ad_2] solved What is a good way to make a … Read more
[ad_1] Use line.count(‘AA’) to count succeeding characters according to the rules you gave. 9 [ad_2] solved python code for counting characters from sequence file
[ad_1] The tgz format can be extracted using WinZip for tgz. Thanks Adam and Veneet. 0 [ad_2] solved How do I download a Google Gode Java project?
[ad_1] You can initialize the variable either inside the constructor or outside, both have their benefits and drawbacks. There are a few reasons as explained in the following threads: Should I initialize variable within constructor or outside constructor Should I instantiate instance variables on declaration or in the constructor? 2 [ad_2] solved Java declaring private … Read more
[ad_1] The thing is you can not access Ui element in a non-Ui thread. So you must be getting a Runtime exception. You can use runOnUi() or a Handler to do it on Main Thread . Where runOnUi() is a method of Activity class and A Handler allows you to send and process Message and … Read more
[ad_1] All frameworks are by definition slower than no-code as there’s more going on. i.e. <?php echo ‘metro’; is going to be much faster than a Slim application with this code: use \Slim\App; $config = include ‘Config/Container.php’; $app = new App($config); $app->get(‘/metro’, function($request, $response){ return $response->write(“metro”); }); $app->run(); This is because the Slim application is … Read more
[ad_1] I get the following error: “Object reference not set to an instance of an object” The exception is throwing at the “string data” line. I guess one of the values in your DataGridView has the value null. When you try to call the ToString() method on the property Value in: string data = dgvOverzicht.Rows[getal … Read more
[ad_1] I think you are only missing a small piece: String restoredText; String restoredname; public void addNotification(Context context) { getPref(context); String myString = restoredText + ” ” + restoredname; … .setContentText(myString) … } public void getPref(Context context) { restoredText = sp.getString(“purpose”, “”); restoredname = sp.getString(“name”, “”); } [ad_2] solved Android programming broadcastreceiver
[ad_1] The problem here is that the algorithm requires that the comparison function would satisfy the requirement of the strict weak ordering. It means that for example if comp( a, b ) is true then comp( b, a ) is not true. However in your call of the algorithm comp( x, y ) where comp … Read more
[ad_1] First: In your case, you have a mistype with that line. Instead of: MediaPlayer cheer = MediaPlayer.create(MainActivity, this, R.raw.fischkarte); Use: MediaPlayer cheer = MediaPlayer.create(MainActivity.this, R.raw.fischkarte); MediaPlayer static method create() takes two arguments, not three. Also, you can’t just send only the activity name. Second: I think you’ll face another problem if you interrupt a … Read more
[ad_1] Jeru’s answer is correct for this case. If you have a case with bigger noise where morpholigocal operations won’t take them out, you can make a cutoff with the contour size, something like for contour in contours if cv2.contourArea(contour) > minimal_length before counting 1 [ad_2] solved How to calculate the number of shapes detected … Read more
[ad_1] In most cases, you’ll find that the procedure for this is relatively universal. The following example will work in MySQL, MSSQL and DB2 (among others). SELECT a.name, a.travel_date, a.total FROM test_table AS a INNER JOIN ( SELECT `name`, MAX(total) AS `total` FROM test_table GROUP BY `name` ) AS b ON a.name = b.name AND … Read more
[ad_1] Your budgetEntityList is empty when you do budgetEntity= budgetEntityList.get(k); Doing a new ArrayList<>(capacity) does not fill your ArrayList with BudgetList objects, it only sets the initial capacity of your ArrayList. So, what you need to do is: for(int k=0; k < budgetEntityList.size() ; k++) { budgetEntity = new BudgetEntity(); budgetEntityList.add(budgetEntity); } And then, set … Read more