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Histogram Matplotlib
... I have the center of the bins and the number of events per bin. How can I now plot is as a histogram. I tried just doing
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In a django model custom save() method, how should you identify a new object?
...ble, but named that way to avoid conflicts, checking self._state.adding is now the preferable way to check.
self.pk is None:
returns True within a new Model object, unless the object has a UUIDField as its primary_key.
The corner case you might have to worry about is whether there are uniquene...
How to create a multiline UITextfield?
...he same area that u made my UITextField, and deleted its background color. Now it looks like that u have a multiple lines TextField !
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Call UrlHelper in models in ASP.NET MVC
...t's not working for me. Just for the record this is the solution I'm using now:
var httpContext = HttpContext.Current;
if (httpContext == null) {
var request = new HttpRequest("/", "http://example.com", "");
var response = new HttpResponse(new StringWriter());
httpContext = new HttpContext(r...
Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
...er from the command line rather than powering off the server.
shutdown -h now
This will stop the running services before powering down the machine.
Based on Centos, an additional method for getting it back up again when you run into this problem is to move mysql.sock:
mv /var/lib/mysql/mysql.so...
Stop node.js program from command line
... ctrl+c will work but none of these command will work for me. I don't know why ? And I'm looking for command line solution
– angry kiwi
Aug 26 '12 at 3:59
8
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Displaying build times in Visual Studio?
...om to log the time taken to build each project in the solution, so that I know where to focus my efforts?
13 Answers
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What is the best way to test for an empty string in Go?
...
As of now, the Go compiler generates identical code in both cases, so it is a matter of taste. GCCGo does generate different code, but barely anyone uses it so I wouldn't worry about that.
https://godbolt.org/z/fib1x1
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How to update the value stored in Dictionary in C#?
... So this simple method seems also to be a better substitute for the well known ".Add" and ".TryGetValue" method without the necessity to change the value. (?) At least, if it doesn't matter to overwrite keys, for example in a situation where it is not excluded that keys are written more than once i...
Dynamic array in C#
...ray();
Of course, this has sense only if the size of the array is never known nor fixed ex-ante.
if you already know the size of your array at some point of the program it is better to initiate it as a fixed length array. (If you retrieve data from a ResultSet for example, you could count its size...