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Difference between ProcessBuilder and Runtime.exec()
I'm trying to execute an external command from java code, but there's a difference I've noticed between Runtime.getRuntime().exec(...) and new ProcessBuilder(...).start() .
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Opening project in Visual Studio fails due to nuget.targets not found error
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Install Nuget.
Right click on the solution and select "Enable NuGet
Package Restore". In Visual Studio 2013 and later, select "Restore NuGet Packages" instead.
Click Ok on the warning.
Close and re-open the solution.
Should now be hunky-dory.
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Swapping two variable value without using third variable
...
*x ^= *y;
}
}
Why the test?
The test is to ensure that x and y have different memory locations (rather than different values). This is because (p xor p) = 0 and if both x and y share the same memory location, when one is set to 0, both are set to 0.
When both *x and *y are 0, all o...
warning: [options] bootstrap class path not set in conjunction with -source 1.5
...button. Then in the Java Platform Manager window click Add Platform... and select: Java Standard Edition, click Next and browse to /usr/lib/jvm/java-7-openjdk-amd64 (or whatever is the location of the JDK 1.7 version). The Platform name will be set to JDK1.7. Just click Finish and you're done.
You ...
Generate C# class from XML
... file as classes.
Copy your XML file's content to clipboard
In editor, select place where you want your classes to be pasted
From the menu, select EDIT > Paste Special > Paste XML As Classes
share
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One-liner to recursively list directories in Ruby?
...elsif child.directory?
rec_path(child, file) + [child]
end
end.select { |x| x }.flatten(1)
end
# only directories
rec_path(Pathname.new(dir), false)
# directories and normal files
rec_path(Pathname.new(dir), true)
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What's wrong with nullable columns in composite primary keys?
...ow in a table: when a table has a primary key, you have a guranteed way to select any row from it.
A unique constraint does not necessarily identify every row; it just specifies that if a row has values in its columns, then they must be unique. This is not sufficient to uniquely identify every row...
How do I rename a column in a database table using SQL?
...any other RDBMS), you can do it with regular ALTER TABLE statement:
=> SELECT * FROM Test1;
id | foo | bar
----+-----+-----
2 | 1 | 2
=> ALTER TABLE Test1 RENAME COLUMN foo TO baz;
ALTER TABLE
=> SELECT * FROM Test1;
id | baz | bar
----+-----+-----
2 | 1 | 2
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How do I remove the horizontal scrollbar in a div?
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To hide the horizontal scrollbar, we can just select the scrollbar of the required div and set it to display: none;
One thing to note is that this will only work for WebKit-based browsers (like Chrome) as there is no such option available for Mozilla.
In order to selec...
App.Config Transformation for projects which are not Web Projects in Visual Studio?
...="@*|node()">
<xsl:copy>
<xsl:apply-templates select="@*|node()"/>
</xsl:copy>
</xsl:template>
<xsl:template match="/configuration/appSettings">
<xsl:copy>
<xsl:apply-templates select="node()|@*"/>
<xsl:element name="add"&g...