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Python: How to get stdout after running os.system? [duplicate]
...process.check_output([batcmd], stderr=subprocess.STDOUT)
to redirect the error output to the default output stream.
If you know that the output is text, add text=True to decode the returned bytes value with the platform default encoding; use encoding="..." instead if that codec is not correct for...
pretty-print JSON using JavaScript
...
This worked for me, but threw an error using JSON.parse so I modified it to be JSON.stringify(jsonString, null, 2). Depends on your JSON/Object.
– Jazzy
Aug 2 '14 at 22:20
...
Why do we have to normalize the input for an artificial neural network?
...r. Why? When features are of different scale (x1=0-1 and x2=0..1000), the error function surface may become elongated. Meaning: different scales for different dims (w1,w2). But learning rate is the SAME for all dims --> steps in elongated dim (w2) are very small until reaches the local min. Prob...
Jquery Ajax Posting json to webservice
...f-8",
dataType: "json",
success: function(data){alert(data);},
error: function(errMsg) {
alert(errMsg);
}
});
The key to avoiding the invalid JSON primitive issue is to pass jQuery a JSON string for the data parameter, not a JavaScript object, so that jQuery doesn't attempt ...
Convert HTML to NSAttributedString in iOS
...
In iOS 7, UIKit added an initWithData:options:documentAttributes:error: method which can initialize an NSAttributedString using HTML, eg:
[[NSAttributedString alloc] initWithData:[htmlString dataUsingEncoding:NSUTF8StringEncoding]
options:@{NSDocumentType...
How do I maintain the Immersive Mode in Dialogs?
...ld do this in onCreateDialog(), we would get a requestFeature()
// error.
getDialog().getWindow().getDecorView().setSystemUiVisibility(
getActivity().getWindow().getDecorView().getSystemUiVisibility()
);
// Make the dialogs window focusable again.
...
Invoke a callback at the end of a transition
...transition, callback) {
if (typeof callback !== "function") throw new Error("Wrong callback in endall");
if (transition.size() === 0) { callback() }
var n = 0;
transition
.each(function() { ++n; })
.each("end", function() { if (!--n) callback.apply(this, arguments...
Check existence of directory and create if doesn't exist
...nDir, subDir))
} else {
cat("subDir does not exist")
# Handle this error as appropriate
}
Also be aware that if ~/foo doesn't exist then a call to dir.create('~/foo/bar') will fail unless you specify recursive = TRUE.
...
Submit form on pressing Enter with AngularJS
...ns both may fire simultaneously. This is likely to spawn $rootScope:inprog errors. Adding a comma between them creates a disjunctive, and ensures only only $digest cycle occurs. Couldn't apply the edit since it's only a single character.
– Ryan Miller
Jul 11 '1...
How to properly import a selfsigned certificate into Java keystore that is available to all Java app
...eystore is located in ~/.keystore
if [ -z "$REMHOST" ]
then
echo "ERROR: Please specify the server name to import the certificatin from, eventually followed by the port number, if other than 443."
exit 1
fi
set -e
rm -f $REMHOST:$REMPORT.pem
if openssl s_client -connect $REMHOST:...