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Number of processors/cores in command line
I am running the following command to get the number of processors/cores in Linux:
10 Answers
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How do you force a CIFS connection to unmount
I have a CIFS share mounted on a Linux machine. The CIFS server is down, or the internet connection is down, and anything that touches the CIFS mount now takes several minutes to timeout, and is unkillable while you wait. I can't even run ls in my home directory because there is a symlink pointin...
Pretty-Print JSON in Java
I'm using json-simple and I need to pretty-print JSON data (make it more human readable).
18 Answers
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How to make URL/Phone-clickable UILabel?
I want to create a clickable label on my app leading me to a Safari webpage. I also want the user to be able to phone the numbers only by clicking on them ?
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Occurrences of substring in a string
Why is the following algorithm not halting for me?
(str is the string I am searching in, findStr is the string I am trying to find)
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When does a process get SIGABRT (signal 6)?
What are the scenarios where a process gets a SIGABRT in C++? Does this signal always come from within the process or can this signal be sent from one process to another?
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Getting a better understanding of callback functions in JavaScript
I understand passing in a function to another function as a callback and having it execute, but I'm not understanding the best implementation to do that. I'm looking for a very basic example, like this:
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Java: Check if enum contains a given string?
Here's my problem - I'm looking for (if it even exists) the enum equivalent of ArrayList.contains(); .
29 Answers
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MySQL select where column is not empty
In MySQL, can I select columns only where something exists?
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How can I catch a 404?
I have the following code:
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