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How to use sed/grep to extract text between two words?
...e occurrences of Here and string, you can choose whether you want to match from the first Here and last string or match them individually. In terms of regex, it is called as greedy match (first case) or non-greedy match (second case)
$ echo 'Here is a string, and Here is another string.' | grep -oP...
How to bind 'touchstart' and 'click' events but not respond to both?
...ssume they had used a keyboard to click the item, and trigger the function from there.
– DA.
Sep 23 '11 at 15:26
7
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What does the arrow operator, '->', do in Java?
...s a link to one. Basically, the -> separates the parameters (left-side) from the implementation (right side).
The general syntax for using lambda expressions is
(Parameters) -> { Body } where the -> separates parameters and lambda expression body.
The parameters are enclosed in parentheses ...
Swing vs JavaFx for desktop applications [closed]
...han what library is used to write it.
And what will be faster to build from scratch?
Highly dependent on what you're building. Swing has more components around for it (3rd party as well as built in) and not all of them have made their way to the newer JavaFX platform yet, so there may be a cer...
Data structure for loaded dice?
... choice depends on many things, including the number of integers to choose from, the shape of the distribution, and whether the distribution will change over time.
One of the simplest ways to choose an integer with a custom weight function f(x) is the rejection sampling method. The following assume...
When do we need curly braces around shell variables?
...explicitness, I find it important to mention that $() executes its command from a subshell.
– Adrian Günter
Aug 24 '15 at 2:18
...
Can I mix Swift with C++? Like the Objective-C .mm files
...
No. When you switch from .m to .mm you are actually switching from Objective-C to a different language (which has many subtle differences) called Objective-C++. So you're not really using C++; you're using Objective-C++ which accepts most C++ as...
Capturing Ctrl-c in ruby
...comes in, it raises Interrupt. Since both SystemExit and Interrupt derive from Exception, your exception handling is stopping the exit or interrupt in its tracks. Here's the fix:
Wherever you can, change
rescue Exception => e
# ...
end
to
rescue StandardError => e
# ...
end
for t...
Does it make sense to do “try-finally” without “catch”?
...ed up appropriately. Below is a concrete example of handling the exception from a calling method.
public void yourOtherMethod() {
try {
yourMethod();
} catch (YourException ex) {
// handle exception
}
}
public void yourMethod() throws YourException {
try {
...
String replacement in java, similar to a velocity template
...
Use StringSubstitutor from Apache Commons Text.
https://commons.apache.org/proper/commons-text/
It will do it for you (and its open source...)
Map<String, String> valuesMap = new HashMap<String, String>();
valuesMap.put("animal", ...