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Can I install Python 3.x and 2.x on the same Windows computer?
I'm running Windows and the shell/OS automatically runs Python based on the registry settings when you run a program on the command line. Will this break if I install a 2.x and 3.x version of Python on the same machine?
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Catch all JavaScript errors and send them to server
...rowser strings to more human-readable descriptions, I copy-paste them into https://developers.whatismybrowser.com/useragents/parse/
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Java: difference between strong/soft/weak/phantom reference
...now the object to which it pointed is dead.
This text was extracted from: https://weblogs.java.net/blog/2006/05/04/understanding-weak-references
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Eclipse: Referencing log4j.dtd in log4j.xml
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<!DOCTYPE log4j:configuration PUBLIC
"-//APACHE//DTD LOG4J 1.2//EN" "http://logging.apache.org/log4j/1.2/apidocs/org/apache/log4j/xml/doc-files/log4j.dtd">
It is similar to @FrVaBe's response, but on the plus side, does not require any further Eclipse configuration (i.e., if you're sharin...
Reading Excel files from C#
...ou can read the data via ADO.NET. See the connection strings listed here:
http://www.connectionstrings.com/?carrier=excel2007
or
http://www.connectionstrings.com/?carrier=excel
-Ryan
Update: then you can just read the worksheet via something like select * from [Sheet1$]
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Assert equals between 2 Lists in Junit
...ort static org.junit.Assert.*;
import static org.hamcrest.CoreMatchers.*;
http://junit.org/junit4/javadoc/latest/org/junit/Assert.html#assertThat(T, org.hamcrest.Matcher)
http://junit.org/junit4/javadoc/latest/org/hamcrest/CoreMatchers.html
http://junit.org/junit4/javadoc/latest/org/hamcrest/core/I...
How to get current time and date in Android
How can I get the current time and date in an Android app?
40 Answers
40
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How to install psycopg2 with “pip” on Python?
...an use homebrew
brew install postgresql
And all other options are here: http://www.postgresql.org/download/macosx/
Good luck
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Are the days of passing const std::string & as a parameter over?
I heard a recent talk by Herb Sutter who suggested that the reasons to pass std::vector and std::string by const & are largely gone. He suggested that writing a function such as the following is now preferable:
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What does “default” mean after a class' function declaration?
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C++17 N4659 standard draft
https://github.com/cplusplus/draft/blob/master/papers/n4659.pdf 11.4.2 "Explicitly-defaulted functions":
1 A function definition of the form:
attribute-specifier-seq opt decl-specifier-seq opt declarator virt-specifier-s...