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Shell equality operators (=, ==, -eq)
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It's the other way around: = and == are for string comparisons, -eq is for numeric ones. -eq is in the same family as -lt, -le, -gt, -ge, and -ne, if that helps you remember which is which.
== is a bash-ism, by the way. It's better to use the POSIX =. In bash the t...
Compare two dates with JavaScript
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The Date object will do what you want - construct one for each date, then compare them using the >, <, <= or >=.
The ==, !=, ===, and !== operators require you to use date.getTime() as in
var d1 = new Date();
var d2 = new Date(d1);
var same = d1.getTime() === d2.g...
What is an uninterruptible process?
...s whenever I write a program in Linux and it crashes due to a bug of some sort, it will become an uninterruptible process and continue running forever until I restart my computer (even if I log out). My questions are:
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What is non-blocking or asynchronous I/O in Node.js?
In the context of Server Side Javascript engines, what is non-blocking I/O or asynchronous I/O? I see this being mentioned as an advantage over Java server side implementations.
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What is “Orthogonality”?
What does "orthogonality" mean when talking about programming languages?
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When do you use POST and when do you use GET?
From what I can gather, there are three categories:
27 Answers
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JavaScript OR (||) variable assignment explanation
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See short-circuit evaluation for the explanation. It's a common way of implementing these operators; it is not unique to JavaScript.
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Using Transactions or SaveChanges(false) and AcceptAllChanges()?
... to SaveChanges() and then call AcceptAllChanges() if there are no errors:
3 Answers
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Synchronization vs Lock
...s a class called as Lock , which would basically serialize the control in order to access the critical resource. It gives method such as park() and unpark() .
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In Windows Azure: What are web role, worker role and VM role?
The application I work on contains a web role: it's a simple web application. I needed to host the application in Windows Azure, so I created a web role. I actually want to know what these roles are for. What is their significance coding wise or storage wise?
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