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How to use base class's constructors and assignment operator in C++?
... down again using the assignment operator. This seems rather inefficient.
Now if you do an assignment you are copying from the bottom up (or top down) but it seems hard for you to do that and provide a strong exception guarantee. If at any point a resource fails to copy and you throw an exception t...
CSS: bolding some text without changing its container's size
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Modern browsers now supports sub-pixel accuracy. So you can fine tune the spacing using 0.98px or smaller fractions.
– Reactgular
Aug 3 '16 at 23:10
...
C++ lambda with captures as a function pointer
...callback(fpath);
}
int main()
{
vector<string> entries;
// ... now the @ftw can accept lambda
int ret = ftw("/etc", [&](const char *fpath) -> int {
entries.push_back(fpath);
return 0;
});
// ... and function object too
struct _ {
static int lambda(vector<s...
How to change a module variable from another module?
...till live in different namespaces: in __init__.py, they are bar.a and a).
Now, when you do
import bar
print bar.a
you are accessing variable bar/__init__.py:a (since import bar imports your bar/__init__.py). This is the variable you modify (to 1). You are not touching the contents of variable ...
Best practices for using Markers in SLF4J/Logback
We are using SLF4J+Logback combination at our project for a while now and are quite happy with it, but our logging strategy is fairly simple, using straightforward class based loggers and no fancy stuff like MDC or Markers.
...
Maven project.build.directory
...MAVENUSER/MavenPropertiesGuide
EDIT: As has been pointed out, Codehaus is now sadly defunct. You can find details about these properties from Sonatype here:
http://books.sonatype.com/mvnref-book/reference/resource-filtering-sect-properties.html#resource-filtering-sect-project-properties
If you...
What exactly is Java EE?
I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE.
...
What exactly do the Vagrant commands do?
..., when you execute vagrant ssh to ssh into VM. It is utilizing it's well known ssh key. The information on this key is provided by vagrant ssh-config. This is useful in case you want to change the well know key to your own private key and prepare boxes to use that.
Also some times, you may want t...
How do I (or can I) SELECT DISTINCT on multiple columns?
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This query, while correct and being accepted for year now, is extremely inefficient and unnecessarily so. Don't use this. I provided an alternative and some explanation in another answer.
– Erwin Brandstetter
Sep 30 '12 at 20:45
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Difference between adjustResize and adjustPan in android?
...mponents and at the same time adjustPan gave me same output.
I want to know the difference between them and when to use each component? Which one(adjustPan or adjustResize) is good for resizing UI?
...