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App can't be opened because it is from an unidentified developer
I installed Mac OS X Mavericks (10.9) yesterday and since then I am not able to start my Eclipse. I am attaching a screenshot of the message I see.
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Cannot use ref or out parameter in lambda expressions
Why can't you use a ref or out parameter in a lambda expression?
5 Answers
5
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Difference between a Seq and a List in Scala
I've seen in many examples that sometimes a Seq is being used, while other times is the List...
5 Answers
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UnicodeDecodeError, invalid continuation byte
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In binary, 0xE9 looks like 1110 1001. If you read about UTF-8 on Wikipedia, you’ll see that such a byte must be followed by two of the form 10xx xxxx. So, for example:
>>> b'\xe9\x80\x80'.decode('utf-8')
u'\u9000'
But that...
Printing the correct number of decimal points with cout
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With <iomanip>, you can use std::fixed and std::setprecision
Here is an example
#include <iostream>
#include <iomanip>
int main()
{
double d = 122.345;
std::cout << std::fixed;
std::cout << std::setprecision(2);
std:...
static files with express.js
I want to serve index.html and /media subdirectory as static files. The index file should be served both at /index.html and / URLs.
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How to delete last character in a string in C#?
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build it with string.Join instead:
var parameters = sl.SelProds.Select(x=>"productID="+x.prodID).ToArray();
paramstr = string.Join("&", parameters);
string.Join takes a seperator ("&") and and array of strings (parameters), and inserts the seperator between each element of the array...
Interface/enum listing standard mime-type constants
I am looking among the standard libraries (like apache commons, jax, jboss, javax) for an interface or enum that lists the values of all the standard mime-type (aka content-type).
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How can I delete one element from an array by value
...will remove all occurrences of 3 and has nothing to do with the arrays index or position.
– bkunzi01
Jun 11 '16 at 15:33
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show 4 more comme...
How to change SmartGit's licensing option after 30 days of commercial use on ubuntu?
... I checked the commercial licensing option, because I was just clicking "next" button : ) (30 day trial and then you have to buy it). Now today is my 31st day of using SG and I can't change my licensing options (reinstalling smartgit doesn't help) and I'm not able to use SG anymore without paying (I...