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Python loop that also accesses previous and next values
... is used to append a None to its end
There are now 3 independent sequences based on some_iterable that look like:
prevs: None, A, B, C, D, E
items: A, B, C, D, E
nexts: B, C, D, E, None
finally izip is used to change 3 sequences into one sequence of triplets.
Note that izip stop...
How to link C++ program with Boost using CMake
...
Why Boost 1.40 in particular? When did the base functionalities of the library stopped changing?
– jgyou
Dec 22 '15 at 21:56
6
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Import regular CSS file in SCSS file?
...NOTE:
It appears this isn't working for everybody. If your interpreter is based on libsass it should be working fine (checkout this). I've tested using @import on node-sass and it's working fine. Unfortunately this works and doesn't work on some ruby instances.
...
What is the difference between char s[] and char *s?
...modify the contents of the array, the behavior is undefined.
GCC 4.8 x86-64 ELF implementation
Program:
#include <stdio.h>
int main(void) {
char *s = "abc";
printf("%s\n", s);
return 0;
}
Compile and decompile:
gcc -ggdb -std=c99 -c main.c
objdump -Sr main.o
Output contai...
jquery input select all on focus
...e='text']").on("click", function () {
$(this).select();
});
Here is a demo
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How to ignore deprecation warnings in Python
...eddyp/virtualenv/lib/python2.6/site-packages/Twisted-8.2.0-py2.6-linux-x86_64.egg/twisted/persisted/sob.py:12:
DeprecationWarning: the md5 module is deprecated; use hashlib instead import os, md5, sys
/home/eddyp/virtualenv/lib/python2.6/site-packages/Twisted-8.2.0-py2.6-linux-x86_64.egg/twisted/py...
Easily measure elapsed time
...e complete code can be found here. My attempt to build a benchmarking tool based on chrono is recorded here.
If C++17's std::invoke is available, the invocation of the callable in execution could be done like this :
invoke(forward<decltype(func)>(func), forward<Args>(args)...);
to...
CSS image resize percentage of itself?
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I have 2 methods for you.
Method 1. demo on jsFiddle
This method resize image only visual not it actual dimensions in DOM, and visual state after resize centered in middle of original size.
html:
<img class="fake" src="example.png" />
css:
img {
-webki...
Good examples of MVVM Template
...pproach, which is not quite classic MVVM, can be summarized as follows:
A base class for a dialog ViewModel that exposes commands for commit and cancel actions, an event to lets the view know that a dialog is ready to be closed, and whatever else you will need in all of your dialogs.
A generic vi...
Is calculating an MD5 hash less CPU intensive than SHA family functions?
...n't think your benchmarks are useful. A speed comparison of two algorithms based on equivalent but incomplete optimization is irrelevant. In the real world, you don't roll your own implementation, but instead use fully optimized implementations. The results from those are what should be compared.
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