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Mediator Vs Observer Object-Oriented Design Patterns
I have been reading the Gang Of Four , in order to solve some of my problems and came across the Mediator pattern.
8 Ans...
How do negative margins in CSS work and why is (margin-top:-5 != margin-bottom:5)?
...ent: "";
}
.parent:before {
top: 0;
bottom: 0;
left: 50%;
border-left: dashed 1px #ccc;
}
.parent:after {
left: 0;
right: 0;
top: 50%;
border-top: dashed 1px #ccc;
}
.child {
width: 200px;
height: 200px;
background: rgba(200, 198, 133, .5);
}
ul {
...
Getting vertical gridlines to appear in line plot in matplotlib
...‘x’, or ‘y’ to control which set of
gridlines are drawn.
So in order to show grid lines for both the x axis and y axis, we can use the the following code:
ax = plt.gca()
ax.grid(which='major', axis='both', linestyle='--')
This method gives us finer control over what to show for grid l...
What are five things you hate about your favorite language? [closed]
...
you forgot about functions with parameter order changing randomly
– dusoft
Oct 9 '09 at 20:43
39
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What's is the difference between train, validation and test set, in neural networks?
...
Testing Set: this data set is used only for testing the final solution in order to confirm the actual predictive power of the network.
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What is the advantage of using abstract classes instead of traits?
...lasses could be used for that. See constraining class linearization (mixin order) in Scala.
Edit 2 (2018):
As of Scala 2.12, trait's binary compatibility behavior has changed. Prior to 2.12, adding or removing a member to the trait required recompilation of all classes that inherit the trait, even...
Converting pfx to pem using openssl
...
In that case you could reorder the cat command to put it first. like: cat file.key file.nokey.pem > file.combo.pem Unless the file.key itself has multiple in wrong order. But either case, you could likely re-arrange stuff programmatically.
...
How can I set up an editor to work with Git on Windows?
...oesn't let you open other files, and that you must close when done with in order for git to know you're done editing. Works the same for commit messages.
– ErikE
Oct 21 '15 at 22:59
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What is a StackOverflowError?
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is implemented correctly, you can increase the stack’s size, in
order to allow a larger number of invocations. Depending on the Java
Virtual Machine (JVM) installed, the default thread stack size may
equal to either 512KB, or 1MB. You can increase the thread stack
size using t...
Proper usage of Java -D command-line parameters
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Works perfectly now. Also interesting to note is that in order to replicate this behavior within the Eclipse debugger these types of parameters must be placed in the VM Arguments section under Run Configurations.
– Ryan Berger
Feb 18 '11 at 19...