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C/C++ check if one bit is set in, i.e. int variable
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87
Check if bit N (starting from 0) is set:
temp & (1 << N)
There is no builtin funct...
How do you add swap to an EC2 instance?
...o of=/var/swap.1 bs=1M count=1024
sudo /sbin/mkswap /var/swap.1
sudo chmod 600 /var/swap.1
sudo /sbin/swapon /var/swap.1
If you need more than 1024 then change that to something higher.
To enable it by default after reboot, add this line to /etc/fstab:
/var/swap.1 swap swap defaults ...
Argmax of numpy array returning non-flat indices
... three passes and a matrix creation. Imagine we've got 9000x7000 image (A3@600dpi) - would you still insist on your solution?
– Maksym Ganenko
Nov 20 '18 at 10:14
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ASP.NET 4.5 has not been registered on the Web server
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It shows error:87 and gives a message that this feature is unknown. What to do?
– Sooraj
Sep 7 '14 at 9:15
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Change SVN repository URL
...id 'e7500204-160a-403c-b4b6-6bc4f25883ea', but the WC has '3a8c444c-5998-40fb-8cb3-409b74712e46'
I did not want to redownload the whole repository, so I found a workaround. It worked in my case, but generally I can imagine a lot of things can get broken (so either backup your working copy, or be r...
Get dimension from XML and set text size in runtime
...o dimens.xml files one in values folder for phone, and another in values-sw600dp for tablets (you could use also values-sw720dp-land folder to store dimensions for 10 inch tablets in landscape orientation).
You could read more about dimensions in Android at: http://android4beginners.com/2013/07/app...
How to find and return a duplicate value in array
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rogerdpack
46.2k3030 gold badges200200 silver badges315315 bronze badges
answered Jan 19 '12 at 6:43
Ryan LeComp...
How to create the branch from specific commit in different branch
...ng:
git checkout dev
git branch test 07aeec983bfc17c25f0b0a7c1d47da8e35df7af8
First, you set your HEAD to the branch dev,
Second, you start a new branch on commit 07aeec98. There is no bb.txt at this commit (according to your github repo).
If you want to start a new branch at the location you ...
MySQL error 2006: mysql server has gone away
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@fb what is used to do that with PDO ?
– beppe9000
Dec 5 '19 at 0:26
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Does Swift support reflection?
... // "Apple"
From mchambers gist, here:
https://gist.github.com/mchambers/fb9da554898dae3e54f2
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