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My docker container has no internet
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Fixed by following this advice:
[...] can you try to reset everything?
pkill docker
iptables -t nat -F
ifconfig docker0 down
brctl delbr docker0
docker -d
It will force docker to recreate the bridge and reinit all the network rules
https://github.com/dotcloud/docker/issu...
RegEx: Grabbing values between quotation marks
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20 Answers
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Remove all whitespace in a string
I want to eliminate all the whitespace from a string, on both ends, and in between words.
10 Answers
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Where in an Eclipse workspace is the list of projects stored?
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You can also have several workspaces - so you can connect to one and have set "A" of projects - and then connect to a different set when ever you like.
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initializer_list and move semantics
...es appropriately, unlike initializer_list.
In this example code, I used a set of small helper functions to convert the variadic arguments into a vector, to make it similar to the original code. But of course you can write a recursive function with variadic templates directly instead.
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How can I reverse the order of lines in a file?
I'd like to reverse the order of lines in a text file (or stdin), preserving the contents of each line.
25 Answers
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Check for null in foreach loop
...ld be interpreted as "I don't know if there are any elements" use an empty set to show that you know there are no elements in the set. That would also be DRY'er since you won't have to do the null check as often.
EDIT as a follow up on Jons suggestion, you could also create an extension method chan...
How to use putExtra() and getExtra() for string data
...iews(context.getPackageName(), R.layout.my_test_widget); views.setOnClickPendingIntent(R.id.my_test_widget_button_1, pendingIntent);
– Matthias Luh
May 10 at 21:15
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calculating the difference in months between two dates
In C#/.NET TimeSpan has TotalDays , TotalMinutes , etc. but I can't figure out a formula for total months difference. Variable days per month and leap years keep throwing me off. How can I get TotalMonths ?
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Retrieving Android API version programmatically
...an app retro compatible to Android 1.5 is not really useful nowadays. Just set your project minSdkVersion to 4 (Android 1.6) and go on.
– ol_v_er
Jan 8 '19 at 10:09
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