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The differences between .build, .create, and .create! and when should they be used?
... more lately. What's the difference from just using .new and passing the param'd object and then .save ? Are there pros and cons? Does using these other methods offer benefits?
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How do SO_REUSEADDR and SO_REUSEPORT differ?
The man pages and programmer documentations for the socket options SO_REUSEADDR and SO_REUSEPORT are different for different operating systems and often highly confusing. Some operating systems don't even have the option SO_REUSEPORT . The WEB is full of contradicting information regarding th...
Redis strings vs Redis hashes to represent JSON: efficiency?
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It depends on how you access the data:
Go for Option 1:
If you use most of the fields on most of your accesses.
If there is variance on possible keys
Go for Option 2:
If you use just single fields on most of your accesses.
If you always know which fields are available...
instantiate a class from a variable in PHP?
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How to pass dynamic constructor parameters too
If you want to pass dynamic constructor parameters to the class, you can use this code:
$reflectionClass = new ReflectionClass($className);
$module = $reflectionClass->newInstanceArgs($arrayOfConstructorP...
HTML5 check if audio is playing?
What's the javascript api for checking if an html5 audio element is currently playing?
9 Answers
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How to Parse Command Line Arguments in C++? [duplicate]
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This works out of the box. However note that the option parameter is const std::string&. It is important that the value parameter to std::find is a std::string so that std::string::operator==() is used not the char * operator==() (as the latter will only compare the pointer v...
Cannot delete directory with Directory.Delete(path, true)
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Editor's note: Although this answer contains some useful information, it is factually incorrect about the workings of Directory.Delete. Please read the comments for this answer, and other answers to this question.
I ran into this problem before.
The root of the problem is that this fun...
How to deselect a selected UITableView cell?
... There is a didDeselectRowAtIndexPath to use to deselect the previous one.
– huggie
Apr 23 '14 at 4:42
3
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Does a finally block run even if you throw a new Exception?
...em.out.println("Input Is "+input+" Finally Executed!!!");
}
}
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
try {
System.out.println("********* Test with VALUE ********* ");
someFunction("ABC");
System.out.prin...
Embedding Base64 Images
Purely out of curiosity, which browsers does Base64 image embedding work in? What I'm referring to is this .
3 Answers
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