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In Python, how do you convert a `datetime` object to seconds?
...ies for the simple question... I'm new to Python... I have searched around and nothing seems to be working.
10 Answers
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How can I access an object property named as a variable in php?
...'$t'};
Alternatively, you can put the name of the property in a variable and use it like this:
$property_name = '$t';
echo $object->$property_name;
You can see both of these in action on repl.it: https://repl.it/@jrunning/SpiritedTroubledWorkspace
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Func vs. Action vs. Predicate [duplicate]
With real examples and their use, can someone please help me understand:
3 Answers
3
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使用模拟器构建应用程序 · App Inventor 2 中文网
...Inventor includes an emulator for the phone. The emulator lets you develop and test apps using a virtual phone instead of a real phone. Instead of connecting a phone to the USB port, just start the emulator program. When you click Connect to Phone in the Blocks Editor, your app will appear in the em...
Multiple submit buttons on HTML form – designate one button as default [duplicate]
...n; }
#buttons input { float: right; }
will effectively reverse the order and thus the "Next" button will be the value triggered by hitting enter.
This kind of technique will cover many circumstances without having to resort to more hacky JavaScript methods.
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Where does mongodb stand in the CAP theorem?
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MongoDB is strongly consistent by default - if you do a write and then do a read, assuming the write was successful you will always be able to read the result of the write you just read. This is because MongoDB is a single-master system and all reads go to the primary by default. If y...
Is it possible to “await yield return DoSomethingAsync()”
...re regular iterator blocks (i.e. "yield return") incompatible with "async" and "await"?
9 Answers
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Understanding __get__ and __set__ and Python descriptors
I am trying to understand what Python's descriptors are and what they are useful for. I understand how they work, but here are my doubts. Consider the following code:
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SQL Server - SELECT FROM stored procedure
... what if, we need to send parameters to mulple stored procedures and combine them into one one big stored procedure? Can view, take parameters, like stored procedures does
– mrN
Aug 18 '11 at 7:14
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Returning IEnumerable vs. IQueryable
...ecute SQL to only select gold customers. The following code, on the other hand, will execute the original query in the database, then filtering out the non-gold customers in the memory:
IEnumerable<Customer> custs = ...;
// Later on...
var goldCustomers = custs.Where(c => c.IsGold);
This...