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Pointers vs. values in parameters and return values
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If the "large" cutoff seems vague, it is; arguably many structs are in a range where either a pointer or a value is OK. As a lower bound, the code review comments suggest slices (three machine words) are reasonable to use as value receivers. As something nearer an upper bound, bytes.Replace takes ...
maxlength ignored for input type=“number” in Chrome
... inon suggested in his/her answer (NB: this will only define a constrained range, not the actual character length of the value, though -9999 to 9999 will cover all 0-4 digit numbers), or you can use a regular text input and enforce validation on the field with the new pattern attribute:
<input t...
Check string for palindrome
...}
}
public static boolean isPalindrome(String str) {
return IntStream.range(0, str.length() / 2)
.noneMatch(i -> str.charAt(i) != str.charAt(str.length() - i - 1));
}
Output is:
testing testset is palindrome=true
testing none is palindrome=false
testing andna is palindrome=tru...
Adjusting the Xcode iPhone simulator scale and size [duplicate]
... screenshot for submissions easily this way.
– green0range
May 23 '18 at 16:46
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show 2 more comments
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How to randomly pick an element from an array
...ook at this question:
How do I generate random integers within a specific range in Java?
You will want to generate a random number from 0 to your integers length - 1. Then simply get your int from your array:
myArray[myRandomNumber];
...
Clear back stack using fragments
...n the accepted answer when expecting a well defined behaviour over a wider range of devices and vendors:
(for reference, something along with this)
FragmentManager fm = getFragmentManager(); // or 'getSupportFragmentManager();'
int count = fm.getBackStackEntryCount();
for(int i = 0; i < count; ...
How to copy a file to multiple directories using the gnu cp command
...multiple sources but will only copy to a single destination. You need to arrange to invoke cp multiple times - once per destination - for what you want to do; using, as you say, a loop or some other tool.
share
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AddRange to a Collection
A coworker asked me today how to add a range to a collection. He has a class that inherits from Collection<T> . There's a get-only property of that type that already contains some items. He wants to add the items in another collection to the property collection. How can he do so in a C#3-frie...
How do I lowercase a string in C?
... @hatorade: tolower() leaves argument unchanged if it is not in 'A'..'Z' range.
– jfs
Apr 18 '10 at 18:20
1
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How can I see incoming commits in git? [duplicate]
...changed which gives a good overview of changes that have been made in some range of commits.
If you want to review what you're about to pull, do a git fetch first, which only updates local tracking branches for the remote repository (and not any of your branches), and then use any command that show...