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“loop:” in Java code. What is this, and why does it compile?
This code just made me stare at my screen for a few minutes:
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How to connect to Mysql Server inside VirtualBox Vagrant?
I mounted a new VirtualBox Machine with Vagrant, and inside that VM I installed Mysql Server. How can I connect to that server outside the vm? I already forward the port 3306 of the Vagrantfile , but when I try to connect to the mysql server, it`s resposts with the error:
'reading initial communica...
Is there any overhead to declaring a variable within a loop? (C++)
I am just wondering if there would be any loss of speed or efficiency if you did something like this:
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Seedable JavaScript random number generator
The JavaScript Math.random() function returns a random value between 0 and 1, automatically seeded based on the current time (similar to Java I believe). However, I don't think there's any way to set you own seed for it.
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How can I strip first X characters from string using sed?
I am writing shell script for embedded Linux in a small industrial box. I have a variable containing the text pid: 1234 and I want to strip first X characters from the line, so only 1234 stays. I have more variables I need to "clean", so I need to cut away X first characters and ${string:5} does...
How to install psycopg2 with “pip” on Python?
I'm using virtualenv and I need to install "psycopg2".
33 Answers
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Better way to sum a property value in an array
I have something like this:
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Should I always return IEnumerable instead of IList?
When I'm writing my DAL or other code that returns a set of items, should I always make my return statement:
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Is the practice of returning a C++ reference variable evil?
This is a little subjective I think; I'm not sure if the opinion will be unanimous (I've seen a lot of code snippets where references are returned).
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