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Comparing strings with == which are declared final in Java
...l runtime, thus leading to the creation of a new String object. You can verify this by comparing byte code of both the codes.
The first code example (non-final version) is compiled to the following byte code:
Code:
0: ldc #2; //String str
2: astore_1
3: ldc #3; //String in...
Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...
If you're working with twitter bootstrap, or you want another example of what you can do in field_error_proc, checke out this awesome gist: gist.github.com/1464315
– Ryan Sandridge
Jun 2...
How to remove focus around buttons on click
...d overriding the button focus style worked for me. This problem may be specific to MacOS with Chrome.
.btn:focus {
outline: none;
box-shadow: none;
}
Note though that this has implications for accessibility and isn't advised until you have a good consistent focus state for your buttons and in...
How to change plot background color?
...fig.add_subplot(1, 1, 1) # nrows, ncols, index
You used the stateful API (if you're doing anything more than a few lines, and especially if you have multiple plots, the object-oriented methods above make life easier because you can refer to specific figures, plot on certain axes, and customize eith...
What is the difference between 'java', 'javaw', and 'javaws'?
What is the difference between java , javaw , and javaws ?
5 Answers
5
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How do I tell Gradle to use specific JDK version?
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If you are executing using gradle wrapper you can also do it like ./gradlew -Dorg.gradle.java.home=/path_to_jdk_directory. Good if you don't want to touch gradle.properties.
– david.schreiber
...
Can I simultaneously declare and assign a variable in VBA?
I'm new to VBA and want to know if I can convert the following declaration and assignment into one line:
5 Answers
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What is the preferred/idiomatic way to insert into a map?
I have identified four different ways of inserting elements into a std::map :
9 Answers
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SQL JOIN - WHERE clause vs. ON clause
...oins .
The answer may be related (or even the same) but the question is different.
18 Answers
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How do you plot bar charts in gnuplot?
... boxes
data.dat:
0 label 100
1 label2 450
2 "bar label" 75
If you want to style your bars differently, you can do something like:
set style line 1 lc rgb "red"
set style line 2 lc rgb "blue"
set style fill solid
set boxwidth 0.5
plot "data.dat" every ::0::0 using 1:3:xtic(2) wit...