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How do you express binary literals in Python?
... answered Aug 16 '08 at 12:35
Andreas ThomasAndreas Thomas
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Maven: Command to update repository after adding dependency to POM
...compile to download compile time dependencies or mvn test for compile time and test dependencies but I prefer something that always works.
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How to do ToString for a possibly null object?
...efore, while it maybe appears elegant, the cast is almost always necessary and is not that succinct in practice.
As suggested elsewhere, I recommend maybe using an extension method to make this cleaner:
public static string ToStringNullSafe(this object value)
{
return (value ?? string.Empty).ToS...
UITextField text change event
...e textFieldDidChange method you can examine the contents of the textField, and reload your table view as needed.
You could use that and put calculateAndUpdateTextFields as your selector.
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this.setState isn't merging states as I would expect
...he value of the current state this.state.selected to construct a new state and then call setState() on that:
var newSelected = _.extend({}, this.state.selected);
newSelected.name = 'Barfoo';
this.setState({ selected: newSelected });
I've used function _.extend() function (from underscore.js libra...
Akka Kill vs. Stop vs. Poison Pill?
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Both stop and PoisonPill will terminate the actor and stop the message queue. They will cause the actor to cease processing messages, send a stop call to all its children, wait for them to terminate, then call its postStop hook. All ...
How to count lines of Java code using IntelliJ IDEA?
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File - Settings - Plugins - Browse repositories... Find it on the list and double-click on it.
Open statistics window from:
View -> Tool Windows -> Statistic
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Checking if sys.argv[x] is defined
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In the end, the difference between try, except and testing len(sys.argv) isn't all that significant. They're both a bit hackish compared to argparse.
This occurs to me, though -- as a sort of low-budget argparse:
arg_names = ['command', 'x', 'y', 'operation', 'option']
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How do I sort a dictionary by value?
... a dictionary of values read from two fields in a database: a string field and a numeric field. The string field is unique, so that is the key of the dictionary.
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How to save/restore serializable object to/from file?
I have a list of objects and I need to save that somewhere in my computer. I have read some forums and I know that the object has to be Serializable . But it would be nice if I can get an example. For example if I have the following:
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