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what is the difference between ?:, ?! and ?= in regex?
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anubhavaanubhava
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15
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Regex: Specify “space or start of string” and “space or end of string”
...the group selection from the match is (?:^|\s)
– user2426679
Oct 22 '15 at 16:48
7
for python, re...
What is the difference between “long”, “long long”, “long int”, and “long long int” in C++?
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answered Sep 24 '13 at 1:53
paxdiablopaxdiablo
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How do you delete an ActiveRecord object?
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nonopolaritynonopolarity
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Hibernate problem - “Use of @OneToMany or @ManyToMany targeting an unmapped class”
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249
Your annotations look fine. Here are the things to check:
make sure the annotation is javax....
When increasing the size of VARCHAR column on a large table could there be any problems?
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...
Multiple select statements in Single query
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248
SELECT (
SELECT COUNT(*)
FROM user_table
) AS tot_user,
(
SELECT COUNT(*)
F...
Strange \n in base64 encoded string in Ruby
...red Oct 29 '15 at 12:10
user1519240user1519240
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Why start a shell command with a backslash?
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...
How to configure IntelliJ (also Android Studio) redo shortcut to CTRL+Y instead of CTRL+SHIFT+Z?
...00/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 47.1084 7.58816C47.4091 7.46349 47.7169 7.36433 48.0099 7.26993C48.9099 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45...