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How to sort ArrayList in decreasing order?
... is given below;
Collections.sort(list, Collections.reverseOrder());
or if you are going to use custom comparator you can use as it is given below
Collections.sort(list, Collections.reverseOrder(new CustomComparator());
Where CustomComparator is a comparator class that compares the object whic...
Reading and writing environment variables in Python? [duplicate]
...st :) reading books is an excellent approach to problem solving; it's the difference between band-aid fixes and long-term investments in solving problems. Never miss an opportunity to learn. :D
You might choose to interpret the 1 as a number, but environment variables don't care. They just pass aro...
String contains another string [duplicate]
How can I check if a string contains another string instead of using "==" to compare the whole string?
1 Answer
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How to hide a button programmatically?
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Thanks sunil :) can you please tell the difference between View.VISIBLe and 1 ( is it just enum ) ?
– Vamsi Krishna B
Jan 2 '12 at 13:34
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How can I pull from remote Git repository and override the changes in my local repository? [duplicat
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As an addendum, if you want to reapply your changes on top of the remote, you can also try:
git pull --rebase origin master
If you then want to undo some of your changes (but perhaps not all of them) you can use:
git reset SHA_HASH
The...
Replace all whitespace characters
... +1 for remembering to show that the replace function doesn't modify str, so you have to assign it back.
– FishBasketGordo
Jun 28 '11 at 13:21
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Is there already a Google+ API? [closed]
I would like to know if there is already a Google+ API available to the developers. I have not yet found something?
9 Answ...
How do I create a new Git branch from an old commit? [duplicate]
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It is worth noting that if you had checked out a commit using git checkout <SHA1> (and therefore you're on a detached HEAD), you can create a branch at that commit by just using git branch <branchname> or git checkout -b <branchname&g...
How can I convert an image to grayscale via the command line? [closed]
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If you have imagemagick installed,
convert source.jpg -colorspace Gray destination.jpg (true grayscale only)
convert source.jpg -monochrome destination.jpg (true black and white)
convert source.jpg -separate destination.jpg...
How to get Time from DateTime format in SQL?
...r versions, without varchar conversions
SELECT
..., DATEADD(dd, DATEDIFF(dd, MyDateTimeCol, 0), MyDateTimeCol)
FROM
...
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