大约有 44,923 项符合查询结果（耗时：0.0455秒） [XML]
Are there legitimate uses for JavaScript's “with” statement?
Alan Storm's comments in response to my answer regarding the with statement got me thinking. I've seldom found a reason to use this particular language feature, and had never given much thought to how it might cause trouble. Now, I'm curious as to how I might make effective use of with , while a...
Storing Data in MySQL as JSON
I thought this was a n00b thing to do. And, so, I've never done it. Then I saw that FriendFeed did this and actually made their DB scale better and decreased latency. I'm curious if I should do this. And, if so, what's the right way to do it?
...
Prevent contenteditable adding on ENTER - Chrome
I have a contenteditable element, and whenever I type some stuff and hit ENTER it creates a new <div> and places the new line text in there. I don't like this one little bit.
...
How should a model be structured in MVC? [closed]
...t are there to explain terms and concepts, and not to imply my own credibility on the subject.
The first thing that I must clear up is: the model is a layer.
Second: there is a difference between classical MVC and what we use in web development. Here's a bit of an older answer I wrote, which brie...
Why are primes important in cryptography?
One thing that always strikes me as a non-cryptographer: Why is it so important to use Prime numbers? What makes them so special in cryptography?
...
JavaScript: filter() for Objects
...e. Things will break. You're extending all object types, including object literals.
Here's a quick example you can try:
// Extend Object.prototype
Object.prototype.extended = "I'm everywhere!";
// See the result
alert( {}.extended ); // "I'm everywhere!"
alert( [].extended ); ...
Hidden features of C
...all C compiler implementations, so there should be no hidden features. Despite that, I am sure all C developers have hidden/secret tricks they use all the time.
...
How do I clear all options in a dropdown box?
...follow
|
edited Feb 11 at 10:03
Tal Z
2,3561515 silver badges2626 bronze badges
answered ...
Why is argc not a constant?
As Effective C++ Item#3 states "Use const whenever possible", I start thinking "why not make these 'constant' parameters const "?.
...
Can I get “&&” or “-and” to work in PowerShell?
...
In CMD, '&&' means "execute command 1, and if it succeeds, execute command 2". I have used it for things like:
build && run_tests
In PowerShell, the closest thing you can do is:
(build) -and (run_tests)
It has the same logic, but the output text from the c...