OK if you want to fill your char with ‘b’ character you CAN do it this way char d[7]; int i; for (i = 0; i < 7; i++) { d[i] = ‘b’; } solved initialization of char [] and working with it. I don’t want to use “string” [duplicate]
OK, I’ll assume that you mean EditText.setError() Extend TextView in your own custom class and override setError() to do whatever you want. You could start with the Android source to see the default implementation. EditText source 2 solved Changing the look and feel of default .setError(“I dont like your pink color”); [closed]
QwtRasterData is an abstract class that defines an interface to gridded data for display in the Qwt framework. There exists a subclass, QwtMatrixRasterData that lets you create raster objects with actual values in them from a QVector of doubles using the setValueMatrix method. You could write another subclass QwtRdaRasterData that defines the methods of the … Read more
Mixing Objective-C and C++ is fine with Xcode and Apples LLVM compiler. Might be done in a number of ways and modes, so yes you may build your C++ & OpenCV module and then use some Objective-C wrappers. 1 solved opencv & c++ with objective-c [closed]
0:n returns the vector c(0, 1, 2, …, n) and 4*0:n will multiply each element by 4 to yield c(0, 4, 8, …, 4n). So, this gives a vector in which the difference between each element is 4. It does not give a vector of four equally spaced elements except in the case that n … Read more
The following code should provide a framework on which to build and extend the program in your question. Most of the code should be fine as it currently written, but you can expand its functionality if needed. To continue building on what questions can be asked and what answers are given, consider adding more sections … Read more
You Should to #include <math.h> and then you can use double res=pow(10, 1.5); solved Objective-C – calculating x ^ y [duplicate]
your code problem is int i = 0 start with 0 and next line if (N%i==0) so 10/0 is not possible throw a error something like java.lang.ArithmeticException: / by zero is not possible and you loop through result.length, you need to loop through i your parent loop and put condition inside if (N%i==0) and you … Read more
Did you call – (BOOL)synchronize; after setting the value in NSUserDefaults? 1 solved NSUserDefaults work different on Iphone and Simulator
You have to define the redirect_to function before calling it. Try this code <?php if($result){ $num_rows = mysqli_num_rows($result); if($num_rows == 1){ $found_user=mysqli_fetch_array($result); redirect_to(“main.php”); } else{ redirect_to(“index.php”); } } function redirect_to($location){ header(‘Location:’.$location); } ?> solved php redirect_to() function undefined
Since this seemed to be the correct answer, and I’ve just set a bounty I could do with the rep of an accepted answer: either google, or RTM -> $parsed[0][‘data’][‘attr’][‘href’] 2 solved Parser Json PHP [closed]
You want echo -e … so that echo understands that \n is an escape sequence for newline 0 solved ‘\n’ is treated as ‘\’ and ‘n’ [duplicate]
I would not recommend a regex for this. But it is possible: boolean foundMatch = subjectString.matches( “(?x) # Verbose regex:\n” + “(?!.*(AB|CD|EF).*\\1) # Make sure there are no dupes in the string\n” + “\\s* # Match optional whitespace.\n” + “(?:AB|CD|EF) # Match one of the three candidates\n” + “(?: # Try to match…\n” + ” … Read more
the issue is that the bar_label is a new feature and available in matplotlib version 3.4 or later – ref this link. Check the version of matplotlib using import matplotlib print(‘matplotlib: {}’.format(matplotlib.__version__)) Upgrade to v3.4 or latest version using pip install matplotlib –upgrade. You will need to include the code in the link you provided … Read more
Try doing something like this… done.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { ClassB b = new ClassB(); ClassB.SimpleThread sx = b.new SimpleThread(); sx.start(); } 0 solved issue:Null Pointer Exception In Android