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What is database pooling?
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edited Dec 10 '19 at 4:31
answered Oct 28 '10 at 8:39
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HEAD and ORIG_HEAD in Git
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answered Jun 9 '09 at 0:05
Jakub NarębskiJakub Narębski
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How to use XPath contains() here?
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202
You are only looking at the first li child in the query you have instead of looking for any li ...
How to pass argument to Makefile from command line?
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BetaBeta
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What is a “Stub”?
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answered Jan 20 '09 at 21:57
RossRoss
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how to provide a swap function for my class?
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edited Aug 22 at 8:06
Jan Schultke
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answere...
SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/
...Find path for certificate:
cert_file=$(ruby -ropenssl -e 'puts OpenSSL::X509::DEFAULT_CERT_FILE')
Generate certificate:
security find-certificate -a -p /Library/Keychains/System.keychain > "$cert_file"
security find-certificate -a -p /System/Library/Keychains/SystemRootCertificates.keychain &...
What is a proper naming convention for MySQL FKs?
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Example:
CREATE TABLE users(
user_id int,
name varchar(100)
);
CREATE TABLE messages(
message_id int,
user_id int
);
ALTER TABLE messages ADD CONSTRAINT fk_messages_users_user_id
FOREIGN KEY (user_id) REFERENCES users(user_id);
I try to stick with the same fiel...
What is the difference between NaN and None?
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109
NaN is used as a placeholder for missing data consistently in pandas, consistency is good. I us...