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Execute combine multiple Linux commands in one line
...l
(The backslashes at the end of the line are there to prevent the shell from thinking that the next line is a new command; if you omit the backslashes, you would need to write the whole command in a single line.)
Save that to a file, for example myscript, and make it executable:
chmod +x myscri...
Dealing with commas in a CSV file
... do this:
foo,"bar,baz"
Another important requirement to consider (also from the spec):
If double-quotes are used to enclose fields, then a double-quote
appearing inside a field must be escaped by preceding it with
another double quote. For example:
"aaa","b""bb","ccc"
...
How to change the ROOT application?
...
There are three methods:
First shutdown your Tomcat from the its bin directory (sh shutdown.sh). Then delete all the content of your Tomcat webapps folder (rm -fr *). Then rename your WAR file to ROOT.war, and finally start your Tomcat from the bin directory (sh startup.sh).
L...
Switch case with fallthrough?
...lly on every iteration of this loop always $1 is used to get each argument from CLI arguments list with the help of shift.
– rashok
Nov 10 '19 at 14:25
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Why do I get “unresolved external symbol” errors when using templates? [duplicate]
...this isn't supported
by a lot of compilers. (Update: this has been removed from the standard as of C++11.)
Both 1 and 2 basically address the problem by giving the compiler access to the full code for the templated function when it is attempting to build the typed function in the program source.
...
How does Zalgo text work?
...dying)
for(var i=768; i<879; i++){console.log(new DOMParser().parseFromString("&#"+i+";", "text/html").documentElement.textContent +" "+"&#"+i+";");}
Also check em out
Mͣͭͣ̾ Vͣͥͭ͛ͤͮͥͨͥͧ̾
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How to set initial size of std::vector?
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If the size of the container being copied from is known, why isn't it more efficient to (re)size and then copy instead of pushing_back?
– user1382306
Aug 13 '14 at 16:53
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Rails 3: “field-with-errors” wrapper changes the page appearance. How to avoid this?
...nd Materialize-Sass and I am getting some issues with the default behavior from Rails to treat failed field validations as in the image below and it was because of the extra div added to the input fields where validation failed.
Working with @Phobetron answer and modifying Hugo Demiglio's answer ...
What's a concise way to check that environment variables are set in a Unix shell script?
...ter.
BUT...
It does work, just about everywhere.
Just try and stay away from csh. It was good for the bells and whistles it added, compared the Bourne shell, but it is really creaking now. If you don't believe me, just try and separate out STDERR in csh! (-:
There are two possibilities here. The...
What are '$$' used for in PL/pgSQL
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@ErwinBrandstetter Okay, but what is $body$? From CREATE OR REPLACE FUNCTION update_ts() RETURNS TRIGGER AS $BODY$ BEGIN NEW.updated_at = NOW(); RETURN NEW; END; $BODY$ LANGUAGE plpgsql - I don't see body defined anywhere. I really have no idea what is going on here
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