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Javascript: negative lookbehind equivalent?
...port for negative look-behind:
((?!unsigned ).{9}|^.{0,8})int
Basically idea is to grab n preceding characters and exclude match with negative look-ahead, but also match the cases where there's no preceeding n characters. (where n is length of look-behind).
So the regex in question:
(?<!([ab...
When should I use Kruskal as opposed to Prim (and vice versa)?
...re term to use, for example what is the "average size" of a hash table? no idea.
– yairchu
Jul 29 '09 at 11:28
2
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How can I multiply and divide using only bit shifting and adding?
...ook "Hacker's Delight" by Henry S. Warren (ISBN 9780201914658).
The first idea for implementing division is to write the inverse value of the denominator in base two.
E.g.,
1/3 = (base-2) 0.0101 0101 0101 0101 0101 0101 0101 0101 .....
So,
a/3 = (a >> 2) + (a >> 4) + (a >> 6) +...
How to overwrite the previous print to stdout in python?
...
Also good idea to fill rest of the string with spaces like stringvar.ljust(10,' ') in case of strings with variable length.
– Annarfych
Jan 31 '19 at 19:11
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How do I create a copy of an object in PHP?
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Runtime pass by reference is a bad idea, because it makes the effect of a function call depend on the implementation of the function, rather than on the specification. It's got nothing to do with pass by value being the default.
– Oswald
...
How can I resize an image dynamically with CSS as the browser width/height changes?
...hy Im asking him, if he is using jQuery because if he does might be a good idea just add the plugin!
– Arthur Neves
Jan 13 '11 at 20:23
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Disable ScrollView Programmatically?
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@PeteH, I have no idea why, but my ListView works the opposite way: true when scrolling is disabled and false when it is enabled.
– Machado
Aug 19 '15 at 13:47
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string.charAt(x) or string[x]?
...]
// charAt Implementation
"Test String1".charAt(6)
It used to be a bad idea to use brackets, for these reasons (Source):
This notation does not work in IE7.
The first code snippet will return
undefined in IE7. If you happen to use
the bracket notation for strings all
over your code ...
Representing Directory & File Structure in Markdown Syntax [closed]
...ucture becomes
.
+-- _config.yml
+-- _drafts
| +-- begin-with-the-crazy-ideas.textile
| +-- on-simplicity-in-technology.markdown
+-- _includes
| +-- footer.html
| +-- header.html
+-- _layouts
| +-- default.html
| +-- post.html
+-- _posts
| +-- 2007-10-29-why-every-programmer-should-pl...
Copy and paste content from one file to another file in vi
...
Since you already know how to cut/yank text, here are a few ideas for pasting it back into another file:
Edit the first file, yanking the text you want. Then open your second file from within vi (:e /path/to/other/file) and paste it
Open both files together in a split window and nav...