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Fastest way to iterate over all the chars in a String
...(not advised), read this first: http://www.javaspecialists.eu/archive/Issue237.html
Starting from Java 9, the solution as described won't work anymore, because now Java will store strings as byte[] by default.
SECOND UPDATE: As of 2016-10-25, on my AMDx64 8core and source 1.8, there is no difference...
[since C++11] std::array的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...有虚函数.
因此不支持这样的构造方法：array<int, 3> a({1, 2, 4});
初始化array最常用的方法是使用赋值运算符和初始化列表：
array<int, 3> a = {1, 2, 3};
array<int, 100> b = {1, 2, 3}; // a[0] ~ a[2] = 1, 2, 3; a[3] ~ a[99] = 0, 0, 0 ... 0;
array<int, 3> c; ...
Zip lists in Python
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229
When you zip() together three lists containing 20 elements each, the result has twenty element...
How to check if two arrays are equal with JavaScript? [duplicate]
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294
This is what you should do. Please do not use stringify nor < >.
function arraysEqual(a...
Obfuscated C Code Contest 2006. Please explain sykes2.c
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1824
Let's de-obfuscate it.
Indenting:
main(_) {
_^448 && main(-~_);
putchar(--_%6...
Is there a better way of writing v = (v == 0 ? 1 : 0); [closed]
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What's the difference between HEAD^ and HEAD~ in Git?
...just HEAD. You can also move back through generations: for example, master~2 means the grandparent of the tip of the master branch, favoring the first parent on merge commits.
Caret
Git history is nonlinear: a directed acyclic graph (DAG) or tree. For a commit with only one parent, rev~ and rev^ mea...
How to convert a set to a list in python?
I am trying to convert a set to a list in Python 2.6. I'm using this syntax:
9 Answers
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How do I get both STDOUT and STDERR to go to the terminal and a log file?
...shell you use, you first have to redirect stderr to stdout using
./a.out 2>&1 | tee output
or
./a.out |& tee output
In csh, there is a built-in command called "script" that will capture everything that goes to the screen to a file. You start it by typing "script", then doing what...