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Why should eval be avoided in Bash, and what should I use instead?
Time and time again, I see Bash answers on Stack Overflow using eval and the answers get bashed, pun intended, for the use of such an "evil" construct. Why is eval so evil?
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Why C# implements methods as non-virtual by default?
...rtual by default means that every function in the class can be plugged out and replaced by another, which is not really a good thing. Many people even believe that classes should have been sealed by default.
virtual methods can also have a slight performance implication. This is not likely to be th...
How does JavaScript handle AJAX responses in the background?
...her event in the queue to process. If there is, it pulls it off the queue and triggers that event (like a mouse click, for example).
The native code networking that lies under the ajax call will know when the ajax response is done and an event will get added to the javascript event queue. How the...
How to run a command in the background and get no output?
I wrote two shell scripts a.sh and b.sh . In a.sh and b.sh I have a infinite for loop and they print some output to the terminal. I want to write another script which calls both a.sh and b.sh but I want the user to regain control of the terminal immediately, instead of having the script r...
Sending email through Gmail SMTP server with C#
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CVertex, make sure to review your code, and, if that doesn't reveal anything, post it. I was just enabling this on a test ASP.NET site I was working on, and it works.
Actually, at some point I had an issue on my code. I didn't spot it until I had a simpler versio...
Why do indexes in XPath start with 1 and not 0?
Some colleagues and I were comparing past languages we had programmed in and were talking about our experience with VBScript with its odd features such as 1-based index instead of 0-based indexes like almost every other language has, the reasoning being that it was a language for users (e.g....
What's the difference between “mod” and “remainder”?
My friend said that there are differences between "mod" and "remainder".
5 Answers
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Optimal way to concatenate/aggregate strings
...on to facilitate this would be nice. I've tried solutions using COALESCE and FOR XML , but they just don't cut it for me.
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What's the difference between jquery.js and jquery.min.js?
What is the difference between jquery.min.js and jquery.js?
11 Answers
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How to resize superview to fit all subviews with autolayout?
My understanding of autolayout is that it takes the size of superview and base on constrains and intrinsic sizes it calculates positions of subviews.
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