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My docker container has no internet
...he docker container. If it has an invalid DNS server, such as nameserver 127.0.x.x, then the container will not be able to resolve the domain names into ip addresses, so ping google.com will fail.
Second thing to check is run cat /etc/resolv.conf on the host machine. Docker basically copies the hos...
What is a good regular expression to match a URL? [duplicate]
...-a-zA-Z0-9()@:%_\+.~#?&//=]*)
To try this out see http://regexr.com?37i6s, or for a version which is less restrictive http://regexr.com/3e6m0.
Example JavaScript implementation:
var expression = /[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)?/gi;
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Epoch vs Iteration when training neural networks
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edited May 27 '17 at 19:06
answered Aug 5 '15 at 21:14
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How to find a deleted file in the project commit history?
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John Clements
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answered Aug 26 '11 at 10:46
AmberAmber
42...
What is the iBeacon Bluetooth Profile
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For an iBeacon with ProximityUUID E2C56DB5-DFFB-48D2-B060-D0F5A71096E0, major 0, minor 0, and calibrated Tx Power of -59 RSSI, the transmitted BLE advertisement packet looks like this:
d6 be 89 8e 40 24 05 a2 17 6e 3d 71 02 01 1a 1a ff 4c 00 02 15 e2 c5 6d b5 df fb 48 d2 b0 60 d0 f5 a7 ...
how to implement a pop up dialog box in iOS
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7 Answers
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How to get arguments with flags in Bash
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Flexo♦Flexo
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How to make Twitter bootstrap modal full screen
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David Underhill
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answered Aug 29 '13 at 23:04
Chris JChris J
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How do I check CPU and Memory Usage in Java?
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If you are looking specifically for memory in JVM:
Runtime runtime = Runtime.getRuntime();
Nu...