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How should I use try-with-resources with JDBC?
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There's no need for the outer try in your example, so you can at least go down from 3 to 2, and also you don't need closing ; at the end of the resource list. The advantage of using two try blocks is that all of your code is present up front so you don't have to refer to a separate method:
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Linq code to select one item
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That can better be condensed down to this.
var item = Items.First(x => x.Id == 123);
Your query is currently collecting all results (and there may be more than one) within the enumerable and then taking the first one from that set, doing more work t...
Evaluating a mathematical expression in a string
...ou get rid of __builtins__. All the methods for escaping the sandbox come down to using getattr or object.__getattribute__ (via the . operator) to obtain a reference to some dangerous object via some allowed object (''.__class__.__bases__[0].__subclasses__ or similar). getattr is eliminated by set...
Overriding the java equals() method - not working?
...sted class to crash and cause a bug that took me a very long time to track down.
8 Answers
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What is the difference between the Facade and Adapter Pattern?
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That answer is dumbed down to perfection! I am including that in my pattern notes. :)
– Joshua Dale
Jul 1 '11 at 23:14
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Capitalize the first letter of both words in a two word string
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bah! I originally went down this path, but mistakenly was using \\u and gave up before realizing I should have capitalized it...somewhat ironic. Here's what I came up with, not thoroughly vetted against a odd ball cases gsub(pattern = "\\b([a-z])",...
Show history of a file? [duplicate]
...erful filtering criteria that will give you great flexibility in narrowing down your search besides listing the path on the command line (you can here as well, and don't need to relaunch instances).
– Jeff Ferland
Mar 21 '12 at 16:21
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Maven error: Could not find or load main class org.codehaus.plexus.classworlds.launcher.Launcher
... that, if you are getting the above mentioned error, be sure that you have downloaded the Binary file.
The source file should only be downloaded if you are an advanced user and that you know how to deal with it.
I have had quite a share of people downloading the wrong file, seniors and juniors
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Watch multiple $scope attributes
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Why do you use _this? Doesn't the scope get carried down into the functions without explicitly defining it?
– sg.cc
May 21 '15 at 20:34
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Why are private fields private to the type, not the instance?
...ry harder or easier for these languages. For more info, see also my answer down the thread.
– Abel
Aug 11 '11 at 15:01
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