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Time complexity of Euclid's Algorithm
...o follow what happens over two iterations:
a', b' := a % b, b % (a % b)
Now a and b will both decrease, instead of only one, which makes the analysis easier. You can divide it into cases:
Tiny A: 2a <= b
Tiny B: 2b <= a
Small A: 2a > b but a < b
Small B: 2b > a but b < a
Equal...
Using Python String Formatting with Lists
...
The link is now dead.
– M. K. Hunter
Aug 23 '18 at 20:40
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Call a Server-side Method on a Resource in a RESTful Way
...reasons:
(1) Given only the service URI, how will a "random" programmer know the ACTION verb exists?
(2) if the programmer knows it exists, how will he know its semantics? What does that verb mean?
(3) what properties (safety, idempotence) should one expect that verb to have?
(4) what if the progr...
Missing Push Notification Entitlement
...point of getting to the final "Submit" button. You should see this app was now built with the new provisioning profile you created in member center. Cancel out of this now.
Go back to the Apple member center and delete the new provisioning profile you created in step 1.
Back in Xcode, refresh your p...
Swift: Testing optionals for nil
...ing with possXYZ (the unwrapped value of xyz)
} else {
// do something now that we know xyz is .None
}
This way you can both test if xyz contains a value and if so, immediately work with that value.
With regards to your compiler error, the type UInt8 is not optional (note no '?') and therefor...
Choosing Java vs Python on Google App Engine
... on the Appengine Issues page with XPath and XSLT in their titles -- right now there are only issues asking for specific libraries, and that's myopic: I don't really care HOW a good XPath/XSLT is implemented, for Python and/or for Java, as long as I get to use it. (Specific libraries may ease migrat...
Database Diagram Support Objects cannot be Installed … no valid owner
...pses(...) and choose a rightful owner.
Hit OK
after doing this, You will now be able to access the Database Diagrams.
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Delete files older than 15 days using PowerShell
...l be deleted), remove the switch to actually delete the files:
$old = 15
$now = Get-Date
Get-ChildItem $path -Recurse |
Where-Object {-not $_.PSIsContainer -and $now.Subtract($_.CreationTime).Days -gt $old } |
Remove-Item -WhatIf
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How do I add 24 hours to a unix timestamp in php?
I would like to add 24 hours to the timestamp for now. How do I find the unix timestamp number for 24 hours so I can add it to the timestamp for right now?
...
How do you display JavaScript datetime in 12 hour AM/PM format?
...If you had to guarantee a zero is there, it would be (0[\d]:[\d]{2}). This now reads, look for 0 plus one other digit, then colon, then the rest.
– Steve Tauber
May 18 '17 at 10:11
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