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Is there a reason that we cannot iterate on “reverse Range” in ruby?
I tried to iterate backwards with using a Range and each :
12 Answers
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How do you return the column names of a table?
...follow
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edited Dec 16 '15 at 11:03
Nithin Mohan
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How may I align text to the left and text to the right in the same line?
How can I align text so that some of it aligns to the left and some of it aligns to the right within the same line?
9 Answe...
Length of an integer in Python
In Python, how do you find the number of digits in an integer?
22 Answers
22
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Differences between “java -cp” and “java -jar”?
What is the difference between running a Java application with java -cp CLASSPATH and java -jar JAR_FILE_PATH ? Is one of them preferred to the other for running a Java application? I mean which one of these ways is more expensive for JVM (according to their machine resources usage)?
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How can I escape a double quote inside double quotes?
... or ... [ -f $(which "$x") ]; ... work just fine. Issues would arise when either $x or the result of $(which "$x") gives anything with a space or other special character. A workaround is using a variable to hold the result of which, but is bash really incapable of escaping a quote or am I doing some...
Chrome developer tools: View Console and Sources views in separate views/vertically tiled?
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Vertical split
You can undock the developer tools (by clicking on the icon in the bottom-left corner), which moves it to a new window. Then press Esc to open the console.
Both the window and the "small console" can be resized to meet y...
Best way to create unique token in Rails?
...s what I'm using. The token doesn't necessarily have to be heard to guess, it's more like a short url identifier than anything else, and I want to keep it short. I've followed some examples I've found online and in the event of a collision, I think the code below will recreate the token, but I'm n...
What are the differences between Mustache.js and Handlebars.js?
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You've pretty much nailed it, however Mustache templates can also be compiled.
Mustache is missing helpers and the more advanced blocks because it strives to be logicless. Handlebars' custom helpers can be very useful, but often end up introducing l...
How to execute a bash command stored as a string with quotes and asterisk [duplicate]
...ou tried:
eval $cmd
For the follow-on question of how to escape * since it has special meaning when it's naked or in double quoted strings: use single quotes.
MYSQL='mysql AMORE -u username -ppassword -h localhost -e'
QUERY="SELECT "'*'" FROM amoreconfig" ;# <-- "double"'single'"double"
eval ...