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Redis: Show database size/size for keys
...e much insight... So any tools/ideas that give me more information when monitoring the redis server would be appreciated.
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Return index of greatest value in an array
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This is probably the best way, since it’s reliable and works on old browsers:
function indexOfMax(arr) {
if (arr.length === 0) {
return -1;
}
var max = arr[0];
var maxIndex = 0;
for (var i = 1; i < arr.length; i++) {
i...
How to find out how many lines of code there are in an Xcode project?
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Jan 5 '10 at 1:47
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Difference between Java Enumeration and Iterator
...xact difference between these two interfaces? Does Enumeration have benefits over using Iterator ? If anyone could elaborate, a reference article would be appreciated.
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How to search file text for a pattern and replace it with a given value
...file (or list of files) for a pattern and, if found, replace that pattern with a given value.
10 Answers
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Remove all special characters, punctuation and spaces from string
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This can be done without regex:
>>> string = "Special $#! characters spaces 888323"
>>> ''.join(e for e in string if e.isalnum())
'Specialcharactersspaces888323'
You can use str.isalnum:
S.isalnum() -> bool
Return ...
How to get a Docker container's IP address from the host
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edited Dec 19 '19 at 23:51
the Tin Man
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Remove empty array elements
Some elements in my array are empty strings based on what the user has submitted. I need to remove those elements. I have this:
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When and why to 'return false' in JavaScript?
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Often, in event handlers, such as onsubmit, returning false is a way to tell the event to not actually fire. So, say, in the onsubmit case, this would mean that the form is not submitted.
s...
UITableViewCell subview disappears when cell is selected
...the product). The user can also select other options (like hard drive capacity, ...).
20 Answers
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