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Downcasting in Java
Upcasting is allowed in Java, however downcasting gives a compile error.
11 Answers
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Reverse engineering from an APK file to a project
...ut why is the name of class, variable are like aa, bc, e.t.c and also many errors
– user2934930
Jan 27 '15 at 7:04
1
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libxml/tree.h no such file or directory
I am getting following errors.
22 Answers
22
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Setting ANDROID_HOME enviromental variable on Mac OS X
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I have this and still the same error. export HOME="/Users/rover" export ANDROID_HOME="$HOME/Documents/Dev/Android/adt-bundle-mac-x86_64-20140702/sdk" export ANDROID_PLATFORM_TOOLS="$ANDROID_HOME/platform-tools" export PATH="$ANDROID_HOME:$ANDROID_PLATFOR...
Accept function as parameter in PHP
... call_user_func_array($fun,$args);
} else {
// error out
print("ERROR: Funciton not found: ". $method);
}
}
}
?>
and an example of usage
<?php
/*create a sample function*/
function sayHello($some = "all"){
?>
<br...
quick random row selection in Postgres
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This has an off by one error. It will never return the first row and will generate an error 1/COUNT(*) because it will try to return the row after the last row.
– Ian
Mar 21 '14 at 20:24
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Mark parameters as NOT nullable in C#/.NET?
...ort around non-nullability I agree. I would also like to see compile-time errors being raised.
– AndrewJacksonZA
Oct 2 '09 at 12:25
2
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Why does Node.js' fs.readFile() return a buffer instead of string?
... data.length)
Asynchronously:
fs.readFile('test.txt', 'utf8', function (error, data) {
if (error) throw error;
console.log(data.toString());
});
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Converting unix timestamp string to readable date
...to convert it to a readable date. When I use time.strftime , I get a TypeError :
15 Answers
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How can I find the last element in a List?
...serve to be the top answer, it reads terribly and leaves the chance for an error if count is zero. The CleanCode™ approach would be to use Last/LastOrDefault as mentioned below.
– chillitom
Dec 4 '13 at 18:04
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