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Variable interpolation in the shell
I have a variable called filepath=/tmp/name .
3 Answers
3
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What's the safest way to iterate through the keys of a Perl hash?
...have a Perl hash with a bunch of (key, value) pairs, what is the preferred method of iterating through all the keys? I have heard that using each may in some way have unintended side effects. So, is that true, and is one of the two following methods best, or is there a better way?
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jQuery load more data on scroll
I am just wondering how can i implement more data on scroll only if the div.loading is visible.
9 Answers
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DateTimePicker: pick both date and time
Is it possible to use DateTimePicker (Winforms) to pick both date and time (in the dropdown)? How do you change the custom display of the picked value? Also, is it possible to enable the user to type the date/time manually?
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Random String Generator Returning Same String [duplicate]
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You're making the Random instance in the method, which causes it to return the same values when called in quick succession. I would do something like this:
private static Random random = new Random((int)DateTime.Now.Ticks);//thanks to McAden
private string RandomSt...
iOS: how to perform a HTTP POST request?
I'm approaching iOS development and I'd like to have one of my first applications to perform a HTTP POST request.
7 Answers...
How can I wrap or break long text/word in a fixed width span?
...answered Aug 14 '13 at 7:10
Maxime LorantMaxime Lorant
26.6k1616 gold badges7878 silver badges8686 bronze badges
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How to get rid of `deprecated conversion from string constant to ‘char*’` warnings in GCC?
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@PriyankBolia bdonlan commented on Rob Walker's answer that it can using #pragma GCC diagnostic ignored "-Wwrite-strings".
– MasterMastic
Jan 18 '13 at 21:05
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How to iterate through SparseArray?
...n. I hadn't properly noticed the keyAt(index) function.
So I'll go with something like this:
for(int i = 0; i < sparseArray.size(); i++) {
int key = sparseArray.keyAt(i);
// get the object by the key.
Object obj = sparseArray.get(key);
}
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