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How can I determine if a String is non-null and not only whitespace in Groovy?
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252
Another option is
if (myString?.trim()) {
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}
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What is the fundamental difference between WebSockets and pure TCP?
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answered Apr 21 '10 at 9:58
AshAsh
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Print function log /stack trace for entire program using firebug
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5 Answers
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Active
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Xcode 4 - detach the console/log window
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Go to Xcode preferences, and open the Behavior tab.
Tell Xcode to open a tab called "Debugger" ...
Creating a zero-filled pandas data frame
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edited Feb 9 '16 at 5:16
answered Apr 9 '14 at 13:49
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How do I make a list of data frames?
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135
This isn't related to your question, but you want to use = and not <- within the function cal...
.NET Process.Start default directory?
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edited Feb 23 '15 at 18:42
umlcat
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answ...
Target elements with multiple classes, within one rule
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.border-blue.background { ... } is for one item with multiple classes.
.border-blue, .background...
Which is better: … or …
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Do you need a type attribute at all? If you're using HTML5, no. Otherwise, yes. HTML 4.01 and XHTML 1.0 specifies the type attribute as required while HTML5 has it as optional, defaulting to text/javascript. HTML5 is now widely implemented, so if you use the HTML5 doctype, <scri...
'float' vs. 'double' precision
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Floating point numbers in C use IEEE 754 encoding.
This type of encoding uses a sign, a significand, and an exponent.
Because of this encoding, many numbers will have small changes to allow them to be stored.
Also, the number of significant digits can change s...