Right now, I am using CImg. I am unable to use OpenCV due to this issue. My CImg code looks like this: cimg_library::CImg<float> img(512,512); cimg_forXYC(img,x,y,c) { img(x,y,c) = (array[x][y]); } //array contains all float values between 0/1 img.s
I want to know the best / efficient way to check for null in PHP. !$var $var === null is_null($var) Don't even know if there are more ways to check it, but I want to use the more efficient one.I will prefer option two. But I will normally use it this
Is there a way to display any kind of image preferably in PHP without the <img src=""/> tag? I tried imagepng but is there one to work for all kinds of image files?. I want it to be able to display the image where it is determined by a lin
I need to check for a form input value to be a positive integer (not just an integer), and I noticed another snippet using the code below: $i = $user_input_value; if (!is_numeric($i) || $i < 1 || $i != round($i)) { return TRUE; } I was wondering if t
I am getting Image as BLOB type from API. And, I am saving as follows, public static void setOptimalImage(Context ctx, File file, ImageView iv, Point size) { BitmapFactory.Options options = new BitmapFactory.Options(); options.inJustDecodeBounds = tr
Possible Duplicate: Check for internet connection - iOS SDK I'm searching the fastest and simplest way for check the connection in iOS. I've found this: -(BOOL)connectedToNetwork { NSURL* url = [[NSURL alloc] initWithString:@"http://google.com/"
I have many references in my xml files like this: <name id="key1"></name> <ref to="key1"></ref> so what's the best way to check the ref/@to is defined in a name/@id. XSD? DTD? or programming using XPATH?In XML S
Until now i have used this code to retrive phone language: NSString * language = [[NSLocale preferredLanguages] objectAtIndex:0]; As we already now, apple since IOS 9 has changed the return of this function, from something like "en" to something
I'm not sure if it's possible, but is there a more concise (or faster way) to do the following? if(w > width) width = w; I'm working on a project that does similar logic thousands of times per second, but it's often more complex so I'd like to 1) mak
What is the best way to check the cc field in an email for correct addresses? For example if I have cc:
[email protected];
[email protected];asdfj How can I detect the asdfj as an invalid address? I'm using java. The best way I can think of is using a stringto
The typeof operator doesn't really help us to find the real type of an object. I've already seen the following code : Object.prototype.toString.apply(t) Question: Is it the most accurate way of checking the object's type?The JavaScript specification
Ok here is my code for uploading files $ext_whitelist = array('pdf','doc','doc','mkv','mp4','mpg','mpeg','avi','flv','wma','ogg'); if(in_array($ext, $ext_whitelist)) { $uniqid_file = uniqid('', true)."_".$file['name']; $lokacija = $folder . &quo
i want to get data from uiimage to read rgb values. I want to use this data for convolution filters. In the internet i found only one method: // First get the image into your data buffer CGImageRef image = [UIImage CGImage]; NSUInteger width = CGImag
I wonder if there's any way to read the images in the web page cause I want to make a small plugin that can upload them to my server, First,I set the images draggable and then I drap them to a small "box" and upload them, Maybe the File API in H