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Is it possible to import a whole directory in sass using @import?
... the sass-rails gem, https://github.com/rails/sass-rails, features glob importing.
@import "foo/*" // import all the files in the foo folder
@import "bar/**/*" // import all the files in the bar tree
To answer the concern in another answer "If you import a directory, how can you determine i...
How do I change the cursor between Normal and Insert modes in Vim?
I would like to know how to change, if possible, the cursor in Vim (in color, shape, etc.) depending on what mode you are in.
...
How to assign a heredoc value to a variable in Bash?
...bc'asdf"
$(dont-execute-this)
foo"bar"''
If you want to use indentation for readability in the source code, use a dash after the less-thans. The indentation must be done using only tabs (no spaces).
$ read -r -d '' VAR <<-'EOF'
abc'asdf"
$(dont-execute-this)
foo"bar"''
EOF
$...
How to check if a string contains text from an array of substrings in JavaScript?
Pretty straight forward. In javascript, I need to check if a string contains any substrings held in an array.
21 Answers
...
spring boot default H2 jdbc connection (and H2 console)
I am simply trying to see the H2 database content for an embedded H2 database which spring-boot creates when I don't specify anything in my application.properties and start with mvn spring:run. I can see hibernate JPA creating the tables but if I try to access the h2 console at the URL below the dat...
When is layoutSubviews called?
...
I had a similar question, but wasn't satisfied with the answer (or any I could find on the net), so I tried it in practice and here is what I got:
init does not cause layoutSubviews to
be called (duh)
addSubview: causes
layoutSubviews to be called on the
view being added, the view it...
How to do a regular expression replace in MySQL?
...e replacement string repl, and returns the resulting string. If expr, pat, or repl is NULL, the return value is NULL.
and Regular expression support:
Previously, MySQL used the Henry Spencer regular expression library to support regular expression operators (REGEXP, RLIKE).
Regular expression supp...
Java Singleton and Synchronization
...f (r == null) {
synchronized (lock) { // While we were waiting for the lock, another
r = instance; // thread may have instantiated the object.
if (r == null) {
r = new YourObject();
instance = r;
}
}
...
Access restriction: The type 'Application' is not API (restriction on required library rt.jar)
... me, I just wanted to use javax.smartcardio). In that case, we get this error in Eclipse.
Solution
The solution is to change the access restrictions.
Go to the properties of your Java project,
i.e. by selecting "Properties" from the context menu of the project in the "Package Explorer".
...
Convert absolute path into relative path given a current directory using Bash
...
Using realpath from GNU coreutils 8.23 is the simplest, I think:
$ realpath --relative-to="$file1" "$file2"
For example:
$ realpath --relative-to=/usr/bin/nmap /tmp/testing
../../../tmp/testing
...