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Difference between malloc and calloc?
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@SteveJessop "Safer" isn't the correct word. I think "Deterministic" is the better term. Code that is more deterministic rather than having failures that are dependent on timing and data sequences, will be easier to isolate failures. Calloc is sometimes an...
How to open every file in a folder?
...ns the script we are running. Then it opens every text file and stores the words of the text line into a list. After store the words we print each word line by line
import os, fnmatch
listOfFiles = os.listdir('.')
pattern = "*.txt"
store = []
for entry in listOfFiles:
if fnmatch.fnmatch(entry...
Reset/remove CSS styles for element only
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The CSS3 keyword initial sets the CSS3 property to the initial value as defined in the spec. The initial keyword has broad browser support except for the IE and Opera Mini families.
Since IE's lack of support may cause issue here are so...
What does the ng stand for in Angular.js directives
... ngee. But we don't have to compare the pronunciations of NG with the full word Angular. NG is more of an abbreviation. So even if we drop the first A and try to pronounce Ngular it'll still sound like Angular only. So they took the starting fragment NG of the word Ngular to create an abbreviation w...
What is the difference between concurrency, parallelism and asynchronous methods?
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While the two words are very similar and could be confused (and often are), they do have different definitions: Concurrent = Existing, happening, or done at the same time. Parallel = of or pertaining to the apparent or actual performance o...
How to replace captured groups only?
...et assigned a base-1 index, accessible in a replace with a $, so the first word (\w+) is in a group, and becomes $1, the middle part (\d+) is the second group, (but gets ignored in the replace), and the third group is $3. So when you give the replace string of "$1!new_ID!$3", the $1 and $3 are repla...
What's the difference between a proxy server and a reverse proxy server? [closed]
...but perhaps too terse.
I will try to add some examples.
First of all, the word "proxy" describes someone or something acting on behalf of someone else.
In the computer realm, we are talking about one server acting on the behalf of another computer.
For the purposes of accessibility, I will limit ...
Why is whitespace sometimes needed around metacharacters?
...her hand, curly braces ({ and }) are just ordinary characters that make up words.
Omitting the second space before } will do, since & is a metacharacter. Therefore, your tattoo should have at least one space character.
:(){ :|:&};:
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Regular Expression: Any character that is NOT a letter or number
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\w is for Word characters and is exactly the same as [a-zA-Z0-9_] (notice that underscore is considered a word character.) ...so the shorthand would be str.replace(/[^\w]/g, ' ')
– Joel Mellon
Aug...
How to cut an entire line in vim and paste it?
...then a movement will cut the equivalent of that movement, so dw will cut a word, d<down-arrow> will cut this line and the line below, d50w will cut 50 words.
yy is copy line, and works like dd.
D cuts from cursor to end of line.
If you've used v (visual mode), you should try V (visual line ...
