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Convert .pem to .crt and .key
Can anyone tell me the correct way/command to extract/convert the certificate .crt and private key .key files from a .pem file? I just read they are interchangable, but not how.
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Why there is no ForEach extension method on IEnumerable?
...ch(Item item in list)
{
item.DoSomething();
}
The latter is clearer and easier to read in most situation, although maybe a bit longer to type.
However, I must admit I changed my stance on that issue; a ForEach() extension method would indeed be useful in some situations.
Here are the major...
How to auto-reload files in Node.js?
...rvisor is nodemon:
Monitor for any changes in your node.js application and automatically restart the server - perfect for development
To use nodemon:
$ npm install nodemon -g
$ nodemon app.js
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Firefox 'Cross-Origin Request Blocked' despite headers
I'm trying to make a simple cross-origin request, and Firefox is consistently blocking it with this error:
15 Answers
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jQuery: more than one handler for same event
What happens if I bind two event handlers to the same event for the same element?
8 Answers
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HTML5 canvas ctx.fillText won't do line breaks?
...rs in the text you could simulate it by splitting the text at the newlines and calling multiple times the fillText()
Something like http://jsfiddle.net/BaG4J/1/
var c = document.getElementById('c').getContext('2d');
c.font = '11px Courier';
console.log(c);
var txt = 'line 1\nline 2\nthi...
SQL Server Installation - What is the Installation Media Folder?
...8. I have installed .NET framework 3.5.
Then I got folder SQL Server 2008 and performed following steps-
10 Answers
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Rename specific column(s) in pandas
...' else x for x in df.columns]
Or, construct a mapping using a dictionary and perform the list-comprehension with it's get operation by setting default value as the old name:
col_dict = {'gdp': 'log(gdp)', 'cap': 'cap_mod'} ## key→old name, value→new name
df.columns = [col_dict.get(x, x) fo...
git difftool, open all diff files immediately, not in serial
...m a directory diff.
This feature works well with Meld 3.14.2 for example, and lets you browse all modified files:
git difftool --dir-diff --tool=meld HEAD~ HEAD
This is a handy Bash function:
git-diff-meld() (
git difftool --dir-diff --tool=meld "${1:-HEAD~}" "${2:-HEAD}"
)
The answer that ...
What Computer Science concepts should I know? [closed]
... etc). You should be able to produce sensible OO designs as well as understanding the concepts.
Scripting and regexes.
Data structures -- lists, sets, hashtables, trees, graphs, and so on -- as well as Big O notation and algorithmic complexity.
Bits, bytes and binary numbers -- how numbers are repre...