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try/catch + using, right syntax
...ent much exception handling, you must really enjoy typing! That "using" keyword has been around for a while and it's meaning is quite clear to me. And using it helps make the rest of my code clearer by keeping the amount of clutter to a minimum.
– Jonathan Wood
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'POCO' definition
...o avoid ties to specific languages or technologies.
TO CLARIFY: In other words, they don’t derive from
some special base class, nor do they return any special types for their properties.
See below for an example of each.
Example of a POCO:
public class Person
{
public string Name { get; ...
Why does appending “” to a String save memory?
...n to the substring and allow the longer string to become garbage (in other words, the substring has a longer lifetime) the underlying bytes of the huge string never go away.
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Should I use encodeURI or encodeURIComponent for encoding URLs?
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So in other words encodeURI fails if you're trying to convert a filename to a URL and the filename has # in it
– gman
Mar 31 at 18:00
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How do I URL encode a string
...r so, so I imagine you may have been the original source! I've edited the wording so it doesnt seem like I am trying to take credit for writing it ).
– chown
Nov 11 '11 at 3:26
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Node.js/Express.js App Only Works on Port 3000
...r - this only works if I have app.listen(3000) set inside app.js. In other words, setting the port when I run the app as you have done doesn't seem to override app.listen().
– Benjamin Martin
Aug 2 '13 at 4:33
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What is the difference between parseInt(string) and Number(string) in JavaScript? [duplicate]
...parseInt("123qwe")
returns 123
Number("123qwe")
returns NaN
In other words parseInt() parses up to the first non-digit and returns whatever it had parsed. Number() wants to convert the entire string into a number, which can also be a float BTW.
EDIT #1: Lucero commented about the radix that...
How to check if IEnumerable is null or empty?
...y iterates the enumeration if it can't be cast to an ICollection. In other words, when you call this method, if there's already a Count property on the object, it will just return that and the performance should be identical. Check out the implementation here: referencesource.microsoft.com/#System.C...
Set environment variables from file of key/value pairs
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VAR2=2
VAR3=3
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Explanations
-a is equivalent to allexport. In other words, every variable assignment in the shell is exported into the environment (to be used by multiple child processes). More information can be found in the Set builtin documentation:
-a Each variable or function ...
Are there constants in JavaScript?
...u're server-side programming in Rhino or Node.js) you can use the const keyword. It's currently supported by all modern browsers except for IE.
– Husky
Aug 1 '11 at 19:16
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