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How to convert an image to base64 encoding?
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I think that it should be:
$path = 'myfolder/myimage.png';
$type = pathinfo($path, PATHINFO_EXTENSION);
$data = file_get_contents($path);
$base64 = 'data:image/' . $type . ';base64,' . base64_encode($data);
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How to enable NSZombie in Xcode?
...S, as you could in Xcode 3.
In Xcode 4.1 and above, there's also a checkbox on the "Diagnostics" tab of the "Run" stage to "Enable Zombie Objects".
With Xcode 6.4:
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How to find nth occurrence of character in a string?
Similar to a question posted here , am looking
for a solution in Java.
17 Answers
17
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Node / Express: EADDRINUSE, Address already in use - Kill server
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process.on('exit', ..) isn't called if the process crashes or is killed. It is only called when the event loop ends, and since server.close() sort of ends the event loop (it still has to wait for currently running stacks here and there) it makes no sense to put that inside the exit event.....
Connect Java to a MySQL database
...d way of doing things. The better way is to get a DataSource, either by looking one up that your app server container already configured for you:
Context context = new InitialContext();
DataSource dataSource = (DataSource) context.lookup("java:comp/env/jdbc/myDB");
or instantiating and configurin...
Structs versus classes
... I'll put them in a generic list and when they are, I'll loop them and check value a and maybe update value b .
10 Answe...
What could cause java.lang.reflect.InvocationTargetException?
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Marquis of Lorne
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answered May 16 '11 at 17:00
Jon SkeetJon S...
Is there any way to post events to Google Analytics via server-side API? [closed]
I'm trying to use Google Analytics from our backend system by posting events to it. Is there any way to do this with GA's API on server-side?
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Converting strings to floats in a DataFrame
...his is available in 0.11. Forces conversion (or set's to nan)
This will work even when astype will fail; its also series by series
so it won't convert say a complete string column
In [10]: df = DataFrame(dict(A = Series(['1.0','1']), B = Series(['1.0','foo'])))
In [11]: df
Out[11]:
A B
0 ...
What is a PDB file?
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A PDB file contains information for the debugger to work with. There's less information in a Release build than in a Debug build anyway. But if you want it to not be generated at all, go to your project's Build properties, select the Release configuration, click on "Advanced..." ...