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Is returning null bad design? [closed]
I've heard some voices saying that checking for a returned null value from methods is bad design. I would like to hear some reasons for this.
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Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
...opening your tty (i.e. logging off and back on, which may also terminate some of your background processes in the process) you only have one choice left:
attach to the process in question using gdb, and run:
p dup2(open("/dev/null", 0), 1)
p dup2(open("/dev/null", 0), 2)
detach
quit
e.g.:
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Warning the user/local/mysql/data directory is not owned by the mysql user
...tart the mysql service in Snow Leopard, and in the panel prefs appears the message,
2 Answers
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Is there a difference between “throw” and “throw ex”?
There are some posts that asks what the difference between those two are already. (why do I have to even mention this...)
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RESTful way to create multiple items in one request
... /api/flock (or /api/<your-resource>-collection if you lack a better meaningful name). Remember that resources don't need to map to your database or app models. This is a common misconception.
Resources are a higher level representation, unrelated with your data. Operating on a resource can h...
How do you kill all current connections to a SQL Server 2005 database?
I want to rename a database, but keep getting the error that 'couldn't get exclusive lock' on the database, which implies there is some connection(s) still active.
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How to send an object from one Android Activity to another using Intents?
... to use than using Java's native serialization, but it's way faster (and I mean way, WAY faster).
From the docs, a simple example for how to implement is:
// simple class that just has one member property as an example
public class MyParcelable implements Parcelable {
private int mData;
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Enforcing the type of the indexed members of a Typescript object?
...ace StringMap { [key: string]: string; }
var stuff2: StringMap = { };
// same as above
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Select first occurring element after another element
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An alternative is to use JS to find your h4 elements, walk to the next sibling and add a CSS class to that. With jQuery, this would simply be $('#sb-wrapper #sb-wrapper-inner #sb-body #myDiv h4').next().addClass('shadowbox-h4-p');
– Phrogz
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UILabel - Wordwrap text
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For anyone who this wasn't obvious to (like me): The UILabel must have some sort of limit on its width (either from an actual width constraint or margin constraints); otherwise it won't wrap.
– jcady
Jun 24 '16 at 1:18
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