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Utils to read resource text file to String (Java) [closed]
...mething threshold size. Libraries often make your application size grow by orders of magnitude. One could argue just the opposite of what you said: "No need to write code. Yeah, let's just import libraries every time". Would you really prefer importing a library just to save you 3 lines of code? I b...
error: passing xxx as 'this' argument of xxx discards qualifiers
... @Mahesh: It's like I said -- if the elements in a set are changed, the order can be upset and then the set isn't valid anymore. In a map, only the key is const. In a set, the whole object is really the key.
– Fred Larson
May 12 '11 at 5:12
...
How to quickly check if folder is empty (.NET)?
... You need to add SetLastError = true to the DllImport for FindFirstFile in order for the Marshal.GetHRForLastWin32Error() call to work correctly, as described in the Remarks section of the MSDN doc for GetHRForLastWin32Error().
– Joel V. Earnest-DeYoung
Jun 19 ...
What really happens in a try { return x; } finally { x = null; } statement?
... statement is executed, but the return value isn't affected. The execution order is:
Code before return statement is executed
Expression in return statement is evaluated
finally block is executed
Result evaluated in step 2 is returned
Here's a short program to demonstrate:
using System;
class ...
XmlSerializer: remove unnecessary xsi and xsd namespaces
...and replaced it with what follows:
// You have to use this constructor in order for the root element to have the right namespaces.
// If you need to do custom serialization of inner objects, you can use a shortened constructor.
XmlSerializer xs = new XmlSerializer(typeof(MyTypeWithNamespaces), new ...
What's the $unwind operator in MongoDB?
...g and obtaining the data from your storage locations.
That being said, in order to understand the concept behind the $unwind parameter, you first must understand what the use case that you are trying to quote is saying. The example document from mongodb.org is as follows:
{
title : "this is my ti...
How do you detect where two line segments intersect? [closed]
...Specifically, h is how much you have to multiply the length of the line in order to exactly touch the other line.
Therefore, If h<0, it means the rectangle line is "behind" the given line (with "direction" being "from A to B"), and if h>1 the rectangle line is "in front" of the given line.
D...
Add legend to ggplot2 line plot
...me figure as before). With named values, the breaks can be used to set the order in the legend and any order can be used in the values.
ggplot(data = datos, aes(x = fecha)) +
geom_line(aes(y = TempMax, colour = "TempMax")) +
geom_line(aes(y = TempMedia, colour = "TempMedia")) +
geom_line(aes(...
How can I specify a local gem in my Gemfile?
...
In order to use local gem repository in a Rails project, follow the steps below:
Check if your gem folder is a git repository (the command is executed in the gem folder)
git rev-parse --is-inside-work-tree
Getting repository...
What are naming conventions for MongoDB?
...
Naming convention for collection
In order to name a collection few precautions to be taken :
A collection with empty string (“”) is not a valid collection name.
A collection name should not contain the null character because this defines the end of collect...