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Listing and deleting Git commits that are under no branch (dangling?)
...though, just the terminology. The point is that “dangling” commits are ones that nothing else points to. Would it help if I say “reflogs for otherwise unreachable commits”…?
– Aristotle Pagaltzis
Mar 10 '18 at 19:48
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Negative weights using Dijkstra's Algorithm
... cycles, i.e. cycles whose summed up weight is less than zero.
Of course one might ask, why in the example made by templatetypedef Dijkstra fails even though there are no negative cycles, infact not even cycles. That is because he is using another stop criterion, that holds the algorithm as soon a...
Node.js getaddrinfo ENOTFOUND
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This is a more general error than the one discussed.
– shaunakde
May 3 '15 at 12:53
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How do you handle multiple submit buttons in ASP.NET MVC Framework?
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You can check the name in the action as has been mentioned, but you might consider whether or not this is good design. It is a good idea to consider the responsibility of the action and not couple this design too much to UI aspects like button names. So consider using 2 forms ...
Docker and securing passwords
...ing with Docker recently on building some services to play around with and one thing that keeps nagging me has been putting passwords in a Dockerfile. I'm a developer so storing passwords in source feels like a punch in the face. Should this even be a concern? Are there any good conventions on how t...
Find region from within an EC2 instance
... use it. I have the following code which seems to work though:
EC2_AVAIL_ZONE=`curl -s http://169.254.169.254/latest/meta-data/placement/availability-zone`
EC2_REGION="`echo \"$EC2_AVAIL_ZONE\" | sed 's/[a-z]$//'`"
Hope this helps.
EDIT: Improved sed based on comments
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Get the last item in an array
... @mvmn i did a benchmark a long time ago, throughput was around one or two million calls per second on a single 2.4ghz thread. so unless you have solve problems you shouldn't solve in JS anyways, it won't be noticable (iirc slowdown compared to arr[arr.length-1] was 50-100x)
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Fatal error: Maximum execution time of 30 seconds exceeded
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Is this set only for that one script or will it affect all other scripts executed after this one on the same server?
– Nagendra Rao
Nov 22 '13 at 11:47
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Change private static final field using Java reflection
...on is thrown, the above code prints "Everything is true".
What's actually done here is as follows:
The primitive boolean values true and false in main are autoboxed to reference type Boolean "constants" Boolean.TRUE and Boolean.FALSE
Reflection is used to change the public static final Boolean.FALS...
Disable Automatic Reference Counting for Some Files
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@David H: If you meant to address that to the questioner, you should note that the questioner edited their solution into the question.
– Peter Hosey
Jul 29 '11 at 12:59
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