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Get Maven artifact version at runtime
...ately Maven does not write the correct information to the manifest as well by default!
Instead one has to modify the <archive> configuration element of the maven-jar-plugin to set addDefaultImplementationEntries and addDefaultSpecificationEntries to true, like this:
<plugin>
<gr...
How can I control the width of a label tag?
..., LABEL, etc.) are displayed so that their height and width are calculated by the browser based on their content. If you want to control height and width you have to change those elements' blocks.
display: block; makes the element displayed as a solid block (like DIV tags) which means that there is...
What is the difference between `let` and `var` in swift?
...anguage Book
Like C, Swift uses variables to store and refer to values by an
identifying name. Swift also makes extensive use of variables whose
values cannot be changed. These are known as constants, and are much
more powerful than constants in C.
Both var and let are references, theref...
Getting a File's MD5 Checksum in Java
...ream(is, md))
{
/* Read decorated stream (dis) to EOF as normal... */
}
byte[] digest = md.digest();
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How can I check whether a radio button is selected with JavaScript?
...e's some Javascript to check which one is selected:
if(document.getElementById('gender_Male').checked) {
//Male radio button is checked
}else if(document.getElementById('gender_Female').checked) {
//Female radio button is checked
}
The above could be made more efficient depending on the exact...
Get the current first responder without using a private API
...
this is BY FAR the best solution, thanks a million ! this is way better than the solution above this one, because it works even of the active textfield is part of the accessory view of the keyboard (in that case it is not part of our...
What is the difference between an expression and a statement in Python?
...one element of an imperative
programming language. A program is
formed by a sequence of one or more
statements. A statement will have
internal components (e.g.,
expressions).
Python statements from Wikipedia
In gross general terms: Statements Do Something and are often composed of expre...
Setting HttpContext.Current.Session in a unit test
...
We had to mock HttpContext by using a HttpContextManager and calling the factory from within our application as well as the Unit Tests
public class HttpContextManager
{
private static HttpContextBase m_context;
public static HttpContextBase C...
django test app error - Got an error creating the test database: permission denied to create databas
...'t get any errors.
You can add the createdb permission to the django user by running the following command in the postgres shell as a superuser (hat tip to this stack overflow answer).
=> ALTER USER django CREATEDB;
Note: The username used in the ALTER USER <username> CREATEDB; command ...
Dealing with “Xerces hell” in Java/Maven?
...questions on SO seem to indicate that almost all Maven users are "touched" by this problem at some point. Unfortunately, understanding the problem requires a bit of knowledge about the history of Xerces...
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