Variable a was not initialized. It has an indeterminate value. 1 solved What are potential issues with the following code? short foo() { short a,b,c; b=10; c = a + b; return c; } [closed]
Here is how spinner can be used // Reference the spinner Spinner spinner = (Spinner) findViewById(R.id.spinner); // Set spinner onItemClickListener spinner.setOnItemSelectedListener(new OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> arg0, View arg1, int arg2, long arg3) { Toast.makeText(secActivity.this, “You have clicked”, Toast.LENGTH_SHORT).show(); } }); 2 solved Trying to add an onItemSelectedListener to a spinner
Python needs to be able to access D[thing] quickly. If it stores the values in the order that it receives them, then when you ask it for D[thing], it doesn’t know in advance where it put that value. It has to go and find where the key thing appears and then find that value. Since … Read more
Your jsFiddle was messed up, that’s all. You shouldn’t put the <style></style> tags in the CSS area, and you shouldn’t put the <script></script> tags in the JavaScript area. Also, to include jQuery, you need to include it as an external resource, which is a section in the left sidebar. You put your resource URL in … Read more
I would suggest you to check out all links properly which you put in action attribute of the form, or may be some other links. I don’t think there is any cookies related issue is there, unless you used it additionally. 0 solved UPDATE please look again – CSRF token mismatch server (local its working … Read more
The only solution I’ve found is to use type cast. It works, but looks quite ugly. To me this is an error in the compiler or there should be different way to do this. UPD: Indeed, this is the only solution, http://typescript.codeplex.com/discussions/401235 interface X{ f:{ (s:string):string; (s:number):string; data:any; }; } class xxx { constructor() { … Read more
Your array contains a single element: the string abc,xyz,123,test. If you want each of those things to be separate elements, you need to create your array differently: @count = (‘abc’, ‘xyz’, 123, ‘test’); @count = qw(abc xyz 123 test); Update: OK, after reading the docs for <TMPL_LOOP>, it looks like you actually want an arrayref … Read more
How about a_n = (-1)^n / sqrt(n) (source) For positive a_n there is no such sequence. Next time, you might want to ask at math.SE. solved sequence whose series is convergent, but square is not convergent [closed]
In hashmap, yes you can include custom types as Key/Value pair. but that should not be object , it must of clearly a type . means a class you can mention which becomes type for custom types. example , you can define String type variable as String s = “abc”; now if we try to … Read more
I do not know what you mean by device (any device located in /dev?), but here is a tutorial on c sockets using write and read: https://vcansimplify.wordpress.com/2013/03/14/c-socket-tutorial-echo-server/ If you would like to gain access to a device in /dev then you just need to open it like a file and also treat it like a … Read more
A simple while loop works, just make sure you divide the number by 2, otherwise you’ll get the NEXT power of 2. def function(number): x = 1 while x <= number: x *= 2 return x / 2 solved Defining function with an argument, employs while loop and returns largest power of 2 that is … Read more
If you can get it to print out one row of random numbers, you are almost there. The piece that you are missing is this: as you are running the loop that prints out the numbers, keep track of a counter (starting from 1). After each time a number is printed, check counter % 6. … Read more
For the second one, you could look for a line that starts with “10”, then “something” and then 9 consecutive spaces. After the spaces is what you need to capture. The regex is ^10.+\s{9}(.*) 1 solved PHP – Find number in a string
Unlike python, printing in php is done with the echo statement. In order to execute your code, you would do: <?php echo “Hello, World!”; ?> You can check out a great beginner tutorial on php here. <?php print(“Hello World”); ?> 0 solved How to print in PHP blank page
// $type could be code or name function check_in_array($arr, $value, $type = “code”) { return count(array_filter($arr, function($var) use ($type, $value) { return $var[$type] === $value; })) !== 0; } 4 solved Check If In_Array (in Recursive Associative Array)