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Share variables between files in Node.js?
...never a good thing (maybe an exception or two out there...). In this case, it looks like you really just want to export your "name" variable. E.g.,
// module.js
var name = "foobar";
// export it
exports.name = name;
Then, in main.js...
//main.js
// get a reference to your required module
var my...
What column type/length should I use for storing a Bcrypt hashed password in a Database?
...ype for this, and which would be the correct length? Are passwords hashed with BCrypt always of same length?
4 Answers
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Can I exclude some concrete urls from inside ?
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The standard Servlet API doesn't support this facility. You may want either to use a rewrite-URL filter for this like Tuckey's one (which is much similar Apache HTTPD's mod_rewrite), or to add a check in the doFilter() method of the Filter listening on /*.
String path = ((Htt...
How to convert IEnumerable to ObservableCollection?
...able);
This will make a shallow copy of the current IEnumerable and turn it in to a ObservableCollection.
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convert an enum to another type of enum
...' ( Male =0 , Female =1 ) and I have another enum from a service which has its own Gender enum ( Male =0 , Female =1, Unknown =2 )
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Store password in TortoiseHg
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Security warning
Although this answer is accepted as of 2017-09-15, it is not a recommended solution. You should never store your passwords in plain text. Use the mercurial_keyring extension instead. See another answer here.
Y...
How do I get the current line number?
...In .NET 4.5 / C# 5, you can get the compiler to do this work for you, by writing a utility method that uses the new caller attributes:
using System.Runtime.CompilerServices;
static void SomeMethodSomewhere()
{
ShowMessage("Boo");
}
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static void ShowMessage(string message,
[CallerLineNumb...
'Specified condition “$(PackageAsSingleFile)” evaluates to “” instead of a boolean?
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I'm not sure what causes it, but restarting VS 2012 fixed it for me.
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PHP - include a php file and also send query parameters
I have to show a page from my php script based on certain conditions. I have an if condition and am doing an "include" if the condition is satisfied.
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Minimizing NExpectation for a custom distribution in Mathematica
...nctions try to find a minimum to the function. Finding a minimum requires either to set the first derivative of the function zero and solve for a solution. Since your function is quite complicated (and probably not differentiable), the second possibility is to do a numerical minimization, which requ...