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Node.js EACCES error when listening on most ports
I'm testing out an app (hopefully to run on heroku, but am having issues locally as well). It's giving me an EACCES error when it runs http.Server.listen() - but it only occurs on some ports.
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When and why will a compiler initialise memory to 0xCD, 0xDD, etc. on malloc/free/new/delete?
...alize memory with certain patterns such as 0xCD and 0xDD . What I want to know is when and why this happens.
9 Answ...
What does the exclamation mark mean in a Haskell declaration?
I came across the following definition as I try to learn Haskell using a real project to drive it. I don't understand what the exclamation mark in front of each argument means and my books didn't seem to mention it.
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Reducing Django Memory Usage. Low hanging fruit?
My memory usage increases over time and restarting Django is not kind to users.
10 Answers
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Merge pull request to a different branch than default, in Github
A pull request comes into my repo hosted on Github. By default it is merged into the master branch.
6 Answers
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How to delete a stash created with git stash create?
Git stash seems to do a lot of what I want, except that it is a little hard to script, as the if you have no changes, then git stash; git stash pop will do something different than if you do have changes in your repository.
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How do I merge two dictionaries in a single expression in Python (taking union of dictionaries)?
I have two Python dictionaries, and I want to write a single expression that returns these two dictionaries, merged (i.e. taking the union). The update() method would be what I need, if it returned its result instead of modifying a dictionary in-place.
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How to debug external class library projects in visual studio?
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Try disabling Just My Code (JMC).
Tools -> Options -> Debugger
Uncheck "Enable Just my Code"
By default the debugger tries to restrict the view of the world to code that is only contained within your solution. This is really heplful at times but whe...
Scanner vs. BufferedReader
...o know that the BufferedReader reads files efficiently by using a buffer to avoid physical disk operations.
12 Answers
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Adding n hours to a date in Java?
How do I add n hours to a Date object? I found another example using days on StackOverflow, but still don't understand how to do it with hours.
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