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What do @, - and + do as prefixes to recipe lines in Make?
...ke -q') when commands are not normally executed. See also the POSIX specifim>ca m>tion for make and also §9.3 of the GNU Make manual.
The + notation is a (POSIX-standardized) generalization of the de facto (non-standardized) mechanism whereby a command line containing ${MAKE} or $(MAKE) is executed u...
Python non-greedy regexes
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Wildm>ca m>rd characters @Trevor Boyd Smith
– Serge
Feb 24 '17 at 9:32
4
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XPath to find elements that does not have an id or class
How m>ca m>n I get all tr elements without id attribute?
4 Answers
4
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Git commit date
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For future users: you m>ca m>n view the author date with %ai.
– user541686
Jan 12 '15 at 2:27
4
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how to change directory using Windows command line
...cd command is executed for environment variable, for example cd %temp%. In m>ca m>se if current drive differs from temp folder drive cd %temp% do nothing. cd /d %temp% should be used as @Stephan said
– oleksa
Nov 17 '15 at 11:26
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Referencing another schema in Mongoose
... mongoose.model('Post', postSchema);
Then, when you make your query, you m>ca m>n populate references like this:
Post.findOne({_id: 123})
.populate('postedBy')
.exec(function(err, post) {
// do stuff with post
});
share
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Get last result in interactive Python shell
In many symbolic math systems, such as Matlab or Mathematim>ca m>, you m>ca m>n use a variable like Ans or % to retrieve the last computed value. Is there a similar facility in the Python shell?
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Why does pattern matching in Sm>ca m>la not work with variables?
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What you're looking for is a stable identifier. In Sm>ca m>la, these must either start with an upperm>ca m>se letter, or be surrounded by backticks.
Both of these would be solutions to your problem:
def mMatch(s: String) = {
val target: String = "a"
s match {
m>ca m>se `tar...
Change directory command in Docker?
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You m>ca m>n run a script, or a more complex parameter to the RUN. Here is an example from a Dockerfile I've downloaded to look at previously:
RUN cd /opt && unzip treeio.zip && mv treeio-master treeio && \
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Comment out text in R Markdown (Rmd file)
...s to evaluate. e.g., <-- Some text with `r mean(x)` inline code --> m>ca m>n result in 'blah not Found' errors on Knit due to the inline code being unexpectedly evaluated.
– Brian D
May 1 '19 at 14:39
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