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How to check if a table contains an element in Lua?

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Why does changing the returned variable in a finally block not change the return value?

...atement executes is the value returned by the method. The fact that the finally clause later changes the value of s (after the return statement completes) does not (at that point) change the return value. Note that the above deals with changes to the value of s itself in the finally block, not to th...
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Send email with PHPMailer - embed image in body

...PHPMailer, with images. The body is loaded from a html file, that contains all the info. 2 Answers ...
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What is the difference between “text” and new String(“text”)?

... answered Jun 16 '10 at 10:32 user159088user159088 ...
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Scala equivalent of Java java.lang.Class Object

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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What is an application binary interface (ABI)?

...but the API does not, then the old and new library versions are sometimes called "source compatible". This implies that while a program compiled for one library version will not work with the other, source code written for one will work for the other if re-compiled. For this reason, developers ten...
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Using “label for” on radio buttons

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Get generated id after insert

...000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 4...
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Python set to list

... John La RooyJohn La Rooy 249k4646 gold badges326326 silver badges469469 bronze badges add a comment ...
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Printing all global variables/local variables?

How can I print all global variables/local variables? Is that possible in gdb? 3 Answers ...