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how to set “camera position” for 3d plots using python/matplotlib?
I'm learning how to use mplot3d to produce nice plots of 3d data and I'm pretty happy so far. What I am trying to do at the moment is a little animation of a rotating surface. For that purpose, I need to set a camera position for the 3D projection. I guess this must be possible since a surface can b...
On localhost, how do I pick a free port number?
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231
Do not bind to a specific port, or bind to port 0, e.g. sock.bind(('', 0)). The OS will then p...
“ArrayAdapter requires the resource ID to be a TextView” xml problems
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3 Answers
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Active
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What's a quick way to test to see a file exists?
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193
Swift v3:
let fileExists = FileManager.default.fileExists(atPath: somePath)
Thanks to Nikolay ...
How to convert an int to string in C?
...to convert your integer value to a string.
Here is an example:
int num = 321;
char snum[5];
// convert 123 to string [buf]
itoa(num, snum, 10);
// print our string
printf("%s\n", snum);
If you want to output your structure into a file there is no need to convert any value beforehand. You can...
rails simple_form - hidden field - create?
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310
try this
= f.input :title, :as => :hidden, :input_html => { :value => "some value" }...
Check whether a string contains a substring
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3 Answers
3
Active
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How do I remove deleted branch names from autocomplete?
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83
One possible reason for this is that, if a remote branch (e.g. origin/myBranch) still exists, th...
How to check whether an object has certain method/property?
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JulienJulien
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Recommended method for escaping HTML in Java
...re using them in HTML";
String escaped = escapeHtml(source);
For version 3:
import static org.apache.commons.lang3.StringEscapeUtils.escapeHtml4;
// ...
String escaped = escapeHtml4(source);
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