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Can virtual functions have default parameters?
...or interface class) and specify a default value for one or more of its parameters, do the derived classes have to specify the same defaults and if not, which defaults will manifest in the derived classes?
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How can I stop a Postgres script when it encounters an error?
... on
there exists much more simple and convenient way - use psql with parameter:
psql -v ON_ERROR_STOP=1
better to use also -X parameter turning off .psqlrc file usage.
Works perfectly for me
p.s. the solution found in great post from Peter Eisentraut. Thank you, Peter!
http://petereisentraut.b...
How to get a URL parameter in Express?
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Express 4.x
To get a URL parameter's value, use req.params
app.get('/p/:tagId', function(req, res) {
res.send("tagId is set to " + req.params.tagId);
});
// GET /p/5
// tagId is set to 5
If you want to get a query parameter ?tagId=5, then use req.q...
How to draw a rounded Rectangle on HTML Canvas?
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The HTML5 canvas doesn't provide a method to draw a rectangle with rounded corners.
How about using the lineTo() and arc() methods?
You can also use the quadraticCurveTo() method instead of the arc() method.
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Best branching strategy when doing continuous integration?
...really interesting since I heavily rely on branches on my daily job.
I remember Mark Shuttleworth proposing a model about keeping the main branch pristine while going beyond conventional CI. I posted about it here.
Since I'm familiar with Cruise Control, I also blogged about task branches and CI h...
wget/curl large file from google drive
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WARNING: This functionality is deprecated. See warning below in comments.
Have a look at this question: Direct download from Google Drive using Google Drive API
Basically you have to create a public directory and access your files by relative reference with something like
wget https://g...
Android: Want to set custom fonts for whole application not runtime
... custom font in every control of the application? And not necessarily runtime ? (i.e. from xml if possible or only once for whole application in JAVA file)
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Using global variables in a function
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It's extreme exaggeration to refer to globals as "so dangerous." Globals are perfectly fine in every language that has ever existed and ever will exist. They have their place. What you should have said is they can cause issues if you h...
PowerShell script to return versions of .NET Framework on a machine?
What would a PowerShell script be to return versions of the .NET Framework on a machine?
16 Answers
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AngularJS : What is a factory?
...on Angular.js and overall I find it to be an interesting and powerful framework.
4 Answers
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