大约有 26,000 项符合查询结果（耗时：0.0382秒） [XML]
Ruby: Merging variables in to a string
I'm looking for a better way to merge variables into a string, in Ruby.
7 Answers
7
...
How do I disable right click on my web page?
...ou can do that with JavaScript by adding an event listener for the "contextmenu" event and calling the preventDefault() method:
document.addEventListener('contextmenu', event => event.preventDefault());
That being said: DON'T DO IT.
Why? Because it achieves nothing other than annoying users. ...
How to convert 1 to true or 0 to false upon model fetch
...hecked = !!+response.isChecked
You can do this manipulation in the parse method:
parse: function (response) {
response.isChecked = !!+response.isChecked;
return response;
}
UPDATE: 7 years later, I find Number(string) conversion more elegant. Also mutating an object is not the best idea. Th...
What is mattr_accessor in a Rails module?
I couldn't really find this in Rails documentation but it seems like 'mattr_accessor' is the Module corollary for 'attr_accessor' (getter & setter) in a normal Ruby class .
...
What are the most useful Intellij IDEA keyboard shortcuts? [closed]
...
These are some of my most used keyboard short cuts
Syntax aware selection in the editor selects a word at the caret and then selects expanding areas of the source code. For example, it may select a method name, then the expression that ...
Equation for testing if a point is inside a circle
...
It may help some less math minded folks to see the square root operation used to measure distance compared against the radius. I realize that's not optimal, but as your answer is formatted more like an equation than code perhaps it makes ...
Bootstrap 3.0 - Fluid Grid that includes Fixed Column Sizes
...le Bootstrap is pretty cool, everything I see seems dated. For the life of me, I have what I think is a basic layout that I can't figure out. My layout looks like the following:
...
How to do version numbers? [closed]
...webapp so basically there will never be a version out which doesn't have some features in them and thus could always be labeled as beta. But since it's going to be a corporate product I really don't want the "unstable watchout" on there. So how would you go about versioning? Is 1.0 stable? Should th...
How do I show a Save As dialog in WPF?
I have a requirement in WPF/C# to click on a button, gather some data and then put it in a text file that the user can download to their machine. I can get the first half of this, but how do you prompt a user with a "Save As" dialog box? The file itself will be a simple text file.
...
String is immutable. What exactly is the meaning? [duplicate]
... "knowledge" and assigns it a reference str. Simple enough? Lets perform some more functions:
String s = str; // assigns a new reference to the same string "knowledge"
Lets see how the below statement works:
str = str.concat(" base");
This appends a string " base" to str. But wait, how ...