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Why does Lua have no “continue” statement?
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Coming from a python background this is a confusing answer because every scope there already knows what are its local variables before running. I.e. I expected an unbound local variable error in the case of reaching until....
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Why use getters and setters/accessors?
...erty using an alternative representation.
Insulating your public interface from change - allowing the public interface to remain constant while the implementation changes without affecting existing consumers.
Controlling the lifetime and memory management (disposal) semantics of the property - parti...
How to see which commits in one branch aren't in the other?
...ption of that option. It however shows the commits that were cherry-picked from the other branch (for example, "3rd on b" may be cherry-picked from branch A). With this option, such pairs of commits are excluded from the output.
Update As mentioned in a comment, recent versions of git added --cher...
What steps should I take to protect my Google Maps API Key?
...d in the <script> tags of your HTML pages, to load the JS files/data from google's servers, there is nothing you can do :
you must put it in your HTML files
every one can take a look at those.
Still, it doesn't really matter : if anyone tries to use this key on another domain than yours, t...
Converting Integer to Long
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No, you can't cast Integer to Long, even though you can convert from int to long. For an individual value which is known to be a number and you want to get the long value, you could use:
Number tmp = getValueByReflection(inv.var1(), classUnderTest, runtimeInstance);
Long value1 = tmp.lon...
How to log out user from web site using BASIC authentication?
Is it possible to log out user from a web site if he is using basic authentication?
22 Answers
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How to get the first item from an associative PHP array?
...) will return the first element, but it will also remove the first element from the array.
$first = array_shift($array);
current() will return the value of the array that its internal memory pointer is pointing to, which is the first element by default.
$first = current($array);
If you want to...
How to delete a specific line in a file?
...I have a text file full of nicknames. How can I delete a specific nickname from this file, using Python?
17 Answers
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event Action vs event EventHandler
...onsider a drawback.
One upside with the dominating design pattern (apart from the power of sameness) is that you can extend the EventArgs object with new properties without altering the signature of the event. This would still be possible if you used Action<SomeClassWithProperties>, but I do...
Slide right to left?
How can I have a div go from collapsed to expanded (and vice versa), but do so from right to left?
15 Answers
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