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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
Git has a well-known, or at least sort-of-well-known, empty tree whose SHA1 is:
3 Answers
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Does making a struct volatile make all its members volatile?
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Another question can be asked (or simply another way to look at the original question):
Does making a struct const make all its members const?
If I have:
struct whatever { int data; };
const whatever test;
Will test.data be const too?
My answer is : Yes....
Do you need break in switch when return is used?
... optional and is used to prevent "falling" through all the other case statements. So return can be used in a similar fashion, as return ends the function em>x m>ecution.
Also, if all of your case statements are like this:
case 'foo':
$result = find_result(...);
break;
And after the switch state...
How to set a Javascript object values dynamically?
It's difficult to em>x m>plain the case by words, let me give an em>x m>ample:
6 Answers
6
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git command to show all (lightweight) tags creation dates
Is there a one liner that shows me the dates where all git lightweight tags where created ?
2 Answers
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AWS Error Message: A conflicting conditional operation is currently in progress against this resourc
I'm getting this error intermittently.
7 Answers
7
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Check if any ancestor has a class using jQuery
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if ($elem.parents('.left').length) {
}
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What is the C# equivalent to Java's isInstance()?
...s and as for instanceof , but what about the reflective isInstance() method?
5 Answers
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How does one use rescue in Ruby without the begin and end block
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A method "def" can serve as a "begin" statement:
def foo
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rescue
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end
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Rails: How to list database tables/objects using the Rails console?
I was wondering if you could list/em>x m>amine what databases/objects are available to you in the Rails console. I know you can see them using other tools, I am just curious.
Thanks.
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