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How to deploy an ASP.NET Application with zero downtime
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You need 2 servers and a load balancer. Here's in steps:
Turn all traffic on Server 2
Deploy on Server 1
Test Server 1
Turn all traffic on Server 1
Deploy on Server 2
Test Server 2
Turn traffic on both servers
Thing is, even in this case you will still have application restarts and lo...
Get list from pandas DataFrame column headers
...input so I won't know how many columns there will be or what they will be called.
19 Answers
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Proper stack and heap usage in C++?
...n programming for a while but It's been mostly Java and C#. I've never actually had to manage memory on my own. I recently began programming in C++ and I'm a little confused as to when I should store things on the stack and when to store them on the heap.
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How to refresh / invalidate $resource cache in AngularJS
..., thank you! Exactly what I was looking for. For those wondering, you can call $cacheFactory.get('$http').remove(key), with key being the relative URL of your resource (ex: /api/user/current/51a9020d91799f1e9b8db12f).
– Alexandre Bulté
Jun 12 '13 at 12:25
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Return from lambda forEach() in java
...ching player from the (ordered) stream but simply any matching item. This allows for better efficiency when there's parallelism involved.
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Is there a method for String conversion to Title Case?
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Just a small update, WordUtils is gone to Commons Text and is deprecated inside Commons Lang
– msrd0
Oct 16 '17 at 21:45
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Maven command to list lifecycle phases along with bound goals?
...n wrong, but this command is the "reverse lookup" to the question (Listing all phases this goal is in)? link says "Displays a list of the attributes for a Maven Plugin and/or goals (aka Mojo - Maven plain Old Java Object)."
– user2039709
Nov 17 '16 at 13:45
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Shell one liner to prepend to a file
...t it sorta worked but weird things could happen, or it just didn't work at all, so it was furiously downvoted for a time. Such fun.
The solution exploits the exact implementation of file descriptors on your system and, because implementation varies significantly between nixes, it's success is enti...
Rails and PostgreSQL: Role postgres does not exist
I have installed PostgreSQL on my Mac OS Lion, and am working on a rails app. I use RVM to keep everything separate from my other Rails apps.
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Understanding Python's “is” operator
What does it really mean?
11 Answers
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