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How to check if a char is equal to an empty space?
...that there are Unicode whitespace includes additional ASCII control codes, and some other Unicode characters in higher code planes; see the javadoc for Character.isWhitespace(char).
What you wrote was this:
if (Equals(ch, " ")) {
// ...
}
This is wrong on a number of levels. F...
Angularjs prevent form submission when input validation fails
...gularjs with some client side input validation to check that the user name and password is not empty and longer than three characters. See the below code:
...
Is it safe to ignore the possibility of SHA collisions in practice?
... on Earth within the next second, obliterating civilization-as-we-know-it, and killing off a few billion people? It can be argued that any unlucky event with a probability lower than that is not actually very important.
If we have a "perfect" hash function with output size n, and we have p messages...
load scripts asynchronously
I am using several plugins, custom widgets and some other libraries from JQuery. as a result I have several .js and .css files. I need to create a loader for my site because it takes some time to load. it will be nice if I can display the loader before importing all the:
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How to force Selenium WebDriver to click on element which is not currently visible?
...lement)
opacity != 0 (this is not checked for clicking an element)
height and width are both > 0
for an input, the attribute type != hidden
Your element is matching one of those criteria. If you do not have the ability to change the styling of the element, here is how you can forcefully do it ...
Put content in HttpResponseMessage object?
...age class. Before, you could simply pass a data type into the constructor, and then return the message with that data, but not anymore.
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How to create a fixed-size array of objects
...st to initialize it empty, then I would put Sprites in the first 16 cells, and the last 16 cells (simulating an chess game).
...
Entity Framework and Connection Pooling
...ecently started to use the Entity Framework 4.0 in my .NET 4.0 application and am curious about a few things relating to pooling.
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How can I quantify difference between two images?
...
General idea
Option 1: Load both images as arrays (scipy.misc.imread) and calculate an element-wise (pixel-by-pixel) difference. Calculate the norm of the difference.
Option 2: Load both images. Calculate some feature vector for each of them (like a histogram). Calculate distance between featu...
Couldn't register with the bootstrap Server
I just changed some code in my program and got this error:
21 Answers
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