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Should I store entire objects, or pointers to objects in containers?
Designing a new system from scratch. I'll be using the STL to store lists and maps of certain long-live objects.
10 Answer...
The remote end hung up unexpectedly while git cloning
My git client repeatedly fails with the following error after trying to clone the repository for some time.
36 Answers
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Wait for all promises to resolve
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Thanks for confirming my worst fear. Now I have to come up with a way to get the last promise lol.
– jensengar
Feb 13 '14 at 18:30
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Why does PHP consider 0 to be equal to a string?
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You are doing == which sorts out the types for you.
0 is an int, so in this case it is going to cast 'e' to an int. Which is not parsable as one and will become 0. A string '0e' would become 0 and would match!
Use ===
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Get the index of the nth occurrence of a string?
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That's basically what you need to do - or at least, it's the easiest solution. All you'd be "wasting" is the cost of n method invocations - you won't actually be checking any case twice, if you think about it. (IndexOf will return as soon as it finds the match, an...
Find unmerged Git branches?
I have a Git repository with many branches, some of them already merged and some not. Since the number of branches is quite large, how can I determine which branches have not yet been merged? I would like to avoid having to do an "octopus" merge and re-merging branches that have already been merged....
Gradients on UIView and UILabels On iPhone [duplicate]
My application needs to display text in either a UIView or UILabel but the back ground must be a gradient as opposed to a true UIColor . Using a graphics program to create desired look is no good as the text may vary depending on data returned from a server.
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How do I get around type erasure on Scala? Or, why can't I get the type parameter of my collections?
...ifest-API, which is deprecated as of Scala 2.10. Please see answers below for more current solutions.
Scala was defined with Type Erasure because the Java Virtual Machine (JVM), unlike Java, did not get generics. This means that, at run time, only the class exists, not its type parameters. In the e...
Is Tomcat running?
...? -gt 0 ]
then
echo "Check tomcat" | mailx -s "Tomcat not running" support@dom.com
fi
I guess you could also use wget to check the health of your tomcat. If you have a diagnostics page with user load etc, you could fetch it periodically and parse it to determine if anything is going wrong.
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Setting focus on an HTML input box on page load
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This line:
<input type="password" name="PasswordInput"/>
should have an id attribute, like so:
<input type="password" name="PasswordInput" id="PasswordInput"/>
share...