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What is the difference between string primitives and String objects in JavaScript?
...art from being a full fledged object, serves as a wrapper for v8::String.
Now it is only logical, a call to new String('').method() has to unbox this v8::StringObject's v8::String before executing the method, hence it is slower.
In many other languages, primitive values do not have methods.
The...
Can a C++ enum class have methods?
...IsYellow() const { return value == Banana; }
private:
Value value;
};
Now you can write:
Fruit f = Fruit::Strawberry;
f.IsYellow();
And the compiler will prevent things like:
Fruit f = 1; // Compile time error.
You could easily add methods such that:
Fruit f("Apple");
and
f.ToString(...
Android error: Failed to install *.apk on device *: timeout
I'm getting this error from time to time and don't know what causing this:
When trying to run/debug an Android app on a real device (Galaxy Samsung S in my case) I'm getting the following error in the Console:
...
Eclipse HotKey: how to switch between tabs?
...l confirms:
oh wow, selecting "Editing Java Source" actually worked!
Now, unfortunately this means that I'm SOL if I nav into a non-Java file (JSP, XML, JS, etc.).
The fix for this is to "copy command" for this pair, and select all the "whens" that I want.
So far it's at least working beau...
Can I tell the Chrome script debugger to ignore jquery.js?
...
Blackboxing JS files is now possible in Firefox
https://developer.mozilla.org/en-US/docs/Tools/Debugger
And in Chrome Canary using Experimental Dev tools.
http://www.divshot.com/blog/tips-and-tricks/ignoring-library-code-while-debugging-in-chrome/
...
How to allocate aligned memory only using the standard library?
...impossibly badly aligned pointer: 0x800001. Adding the 16 gives 0x800011. Now I want to round down to the 16-byte boundary — so I want to reset the last 4 bits to 0. 0x0F has the last 4 bits set to one; therefore, ~0x0F has all bits set to one except the last four. Anding that with 0x800011 giv...
How to import existing Git repository into another?
... mentioned merging it into master, but didn't actually show it. Editing it now...
– ebneter
Feb 28 '13 at 2:26
2
...
TypeError: unhashable type: 'dict'
...ntation of it like this:
>>> key = frozenset(dict_key.items())
Now you may use key as a key in a dict or set:
>>> some_dict[key] = True
>>> some_dict
{frozenset([('a', 'b')]): True}
Of course you need to repeat the exercise whenever you want to look up something usin...
What is token-based authentication?
...
Link is now broken.
– Elliptical view
Jun 11 '19 at 16:30
|
show 1 more c...
What it the significance of the Javascript constructor property?
...out Object.getPrototypeOf for so long that I have no burning desire for it now.
– Tim Down
Apr 12 '12 at 22:06
1
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