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EC2 instance types's exact network performance?

...30 MBit/s) t2.micro = ~70 MBit/s (qiita says 63 MBit/s) - t1.micro gets about ~100 Mbit/s t2.small = ~125 MBit/s (t2, qiita says 127 MBit/s, cloudharmony says 125 Mbit/s with spikes to 200+ Mbit/s) *.medium = t2.medium gets 250-300 MBit/s, m3.medium ~400 MBit/s *.large = ~450-600 MBit/s (the most va...
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What does it mean in shell when we put a command inside dollar sign and parentheses: $(command)

I just want to understand following line of code in shell. It is used to get the current working directory. I am aware that $(variable) name return the value inside the variable name, but what is $(command) supposed to return? Does it return the value after executing the command? In that case, w...
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Custom numeric format string to always display the sign

Is there any way I can specify a standard or custom numeric format string to always output the sign, be it +ve or -ve (although what it should do for zero, I'm not sure!) ...
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Convert list to tuple in Python

I'm trying to convert a list to a tuple. 6 Answers 6 ...
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How to create a colored 1x1 UIImage on the iPhone dynamically?

I would like to create a 1x1 UIImage dynamically based on a UIColor. 6 Answers 6 ...
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Does MySQL included with MAMP not include a config file?

...or other config file for the MySQL that comes with MAMP . Does it not include one? 6 Answers ...
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Copying text to the clipboard using Java

...ll to the clipboard, making it available to be pasted into other programs such as Microsoft Word. I have the text from the JTable , but I am unsure how to copy it to the clipboard. ...
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Why does substring slicing with index out of range work?

Why doesn't 'example'[999:9999] result in error? Since 'example'[9] does, what is the motivation behind it? 3 Answers ...
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Spring Expression Language (SpEL) with @Value: dollar vs. hash ($ vs. #)

I'm a little confused concerning when to use ${...} compared to #{...} . Spring's documentation only uses #{...} , but there are plenty of examples that use ${...} . Furthermore, when I started with SpEL I was told to use ${...} and it works fine. ...
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What is the minimum length of a valid international phone number?

I need to validate user input of an international phone number. According to E.164 , the maximum length is 15 digits, but I was unable to find any information about the minimum. I consider digits only, no plus sign or separators. ...