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What's the purpose of the LEA instruction?
For me, it just seems like a funky MOV. What's its purpose and when should I use it?
16 Answers
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Algorithm for classifying words for hangman difficulty levels as “Easy”,“Medium”, or “Hard”
...angman strategy
There's an idea that's implicit in some the other answers and comments, that the optimal strategy for the solver would be to base their decisions on the frequency of letters in English, or on the frequency of words in some corpus. This is a seductive idea, but it's not quite right. ...
serve current directory from command line
could someone give me a hint, howto serve the current directory from command line with ruby? it would be great, if i can have some system wide configuration (e.g. mime-types) and simply launch it from every directory.
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memory_get_peak_usage() with “real usage”
... the number of bytes requested by calls to emalloc (plus bytes for headers and memory alignment). It doesn't reflect memory wasted due to blocks not fitting into space remaining in already allocated segments. If you change your example to allocate (1024 * 256) bytes and a 2M limit, the difference of...
std::find，std::find_if使用小结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...fied by the element being searched for. A predicate takes single argument
and returns true or false.
std::find std::find_if 类查找 字符查找
Windows下如何判断Win32 or x64？ - C/C++ - 清泛网 - 专注C/C++及内核技术
...的。具体描述是
_WIN32：Defined for applications for Win32 and Win64. Always defined.
_WIN64：Defined for applications for Win64.
下面看一段程序：（分别在 Win32 和 x64 配置下运行一次）
#include <iostream>
using namespace std;
int main() {
#ifdef _W...
How do I join two lines in vi?
... by pressing "J" at any place in the line you can combine the current line and the next line in the way you want.
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Checking Bash exit status of several commands efficiently
Is there something similar to pipefail for multiple commands, like a 'try' statement but within bash. I would like to do something like this:
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Find the max of two or more columns with pandas
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You can get the maximum like this:
>>> import pandas as pd
>>> df = pd.DataFrame({"A": [1,2,3], "B": [-2, 8, 1]})
>>> df
A B
0 1 -2
1 2 8
2 3 1
>>> df[["A", "B"]]
A B
0 1 -2
1 2 8
2 3 1
>>> df[["A", "B"]].max(axis=1)
0...
How to get the parents of a merge commit in git?
Some git commands take the parent as a revision; others (such as git revert ), as a parent number. How to get the parents for both cases. I don’t want to use the graphical log command as that often requires scrolling down a long tree to find the second parent.
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