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How to align checkboxes and their labels consistently cross-browsers
...e constantly. How do folks around Stack Overflow vertically align checkboxes and their labels consistently cross-browser ? Whenever I align them correctly in Safari (usually using vertical-align: baseline on the input ), they're completely off in Firefox and IE. Fix it in Firefox, and Saf...
How to convert SSH keypairs generated using PuTTYgen (Windows) into key-pairs used by ssh-agent and
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puttygen supports exporting your private key to an OpenSSH compatible format. You can then use OpenSSH tools to recreate the public key.
Open PuttyGen
Click Load
Load your private key
Go to Conversions->Export OpenSSH and export your priv...
Missing return statement in a non-void method compiles
...nts after the while loop are unreachable (dead code) and would never be executed. But why doesn't the compiler even warn about returning something? Or why would a language allow us to have a non-void method having an infinite loop and not returning anything?
...
What does the tilde (~) mean in my composer.json file?
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Tilde means next significant release. In your case, it is equivalent to >= 2.0, < 3.0.
The full explanation is at Tilde Version Range docs page:
The ~ operator is best explained by example: ~1.2 is equivalent to >=1.2 <2.0...
Algorithm to find Largest prime factor of a number
...1
return factors
pfs = prime_factors(1000)
largest_prime_factor = max(pfs) # The largest element in the prime factor list
The above method runs in O(n) in the worst case (when the input is a prime number).
EDIT:
Below is the O(sqrt(n)) version, as suggested in the comment. Here is the code...
if A vs if A is not None:
...the is None test was indeed the slowest for me. In pypy they all measured exactly the same :)
– John La Rooy
Mar 25 '13 at 6:09
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Vim: Replacing a line with another one yanked before
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What I would do :
aG
Y
xG
Vp
You don't have to leave normal mode, but it does yank the line. You can however use V"0p which will always put the line yanked in step 2.
sha...
How to detect Ctrl+V, Ctrl+C using JavaScript?
...t I think it should be the op's decision... Also the code could easily be extended to add functionality, rather than take it away (like a more advanced clipboard, or Ctrl+s triggering a server-side save).
$(document).ready(function() {
var ctrlDown = false,
ctrlKey = 17,
...
C# Sort and OrderBy comparison
...Comparer : IComparer<string>
{
public int Compare(string x, string y)
{
return string.Compare(x, y, true);
}
}
class Person
{
public Person(string id, string name)
{
Id = id;
Name = name;
}
...
How do I save and restore multiple variables in python?
...be used with Python 3, as its default protocol produces binary (i.e. non-text) data (writing mode 'wb' and reading mode 'rb').
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