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Python Linked List
What's the easiest way to use a linked list in python? In scheme, a linked list is defined simply by '(1 2 3 4 5) . Python's lists, [1, 2, 3, 4, 5] , and tuples, (1, 2, 3, 4, 5) , are not, in fact, linked lists, and linked lists have some nice properties such as constant-time concatenation, and b...
How to use enums as flags in C++?
Treating enum s as flags works nicely in C# via the [Flags] attribute, but what's the best way to do this in C++?
22 Ans...
Android emulator shows nothing except black screen and adb devices shows “device offline”
I am just trying to start development in Android.
So, the problem is that when I try to launch an emulator by issuing the command emulator @A2 , an emulator comes up on the screen. But even after waiting for as long as 2-3 hrs, all it shows is a black screen. Not even the android home screen or t...
Integer.toString(int i) vs String.valueOf(int i)
I am wondering why the method String.valueOf(int i) exists ? I am using this method to convert int into String and just discovered the Integer.toString(int i) method.
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Getting the name of a variable as a string
This thread discusses how to get the name of a function as a string in Python:
How to get a function name as a string?
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Measuring code execution time
I want to know how much time a procedure/function/order takes to finish, for testing purposes.
7 Answers
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How to empty a list?
It seems so "dirty" emptying a list in this way:
7 Answers
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How can I escape white space in a bash loop list?
I have a bash shell script that loops through all child directories (but not files) of a certain directory. The problem is that some of the directory names contain spaces.
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Are Java static calls more or less expensive than non-static calls?
Is there any performance benefit one way or another? Is it compiler/VM specific? I am using Hotspot.
12 Answers
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