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Multiple submit buttons in an HTML form
Let's say you create a wizard in an HTML form. One button goes back, and one goes forward. Since the back button appears first in the markup when you press Enter , it will use that button to submit the form.
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How does password salt help against a rainbow table attack?
I'm having some trouble understanding the purpose of a salt to a password. It's my understanding that the primary use is to hamper a rainbow table attack. However, the methods I've seen to implement this don't seem to really make the problem harder.
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How can I get the diff between all the commits that occurred between two dates with Git?
... just for someone who stumbles upon this (as I did) Git help says: The command is kept primarily for historical reasons; fingers of many people who learned Git long before git log was invented by reading Linux kernel mailing list are trained to type it. So, the docs encourages using git log instead...
Side-by-side plots with ggplot2
...ut as an alternative to grid.arrange. See the answer by @claus-wilke below and this vignette for an equivalent approach; but the function allows finer controls on plot location and size, based on this vignette.
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How to disable JavaScript in Chrome Developer Tools?
... @MattParkins Chrome Developer Tool seem to break every now and then ("complex" code I guess ^^). So use Alex's answer isntead stackoverflow.com/a/13405449/759452
– Adrien Be
Dec 5 '14 at 13:48
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One line if statement not working
...ales.present? can you drop the '?'? ... don't worry. Found some code I had and tested it. The answer is 'no'
– Jay Killeen
Jan 21 '15 at 5:54
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Python: Continuing to next iteration in outer loop
...tinue loop i
In a general case, when you have multiple levels of looping and break does not work for you (because you want to continue one of the upper loops, not the one right above the current one), you can do one of the following
Refactor the loops you want to escape from into a function
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What is a 'Closure'?
I asked a question about Currying and closures were mentioned.
What is a closure? How does it relate to currying?
23 Answer...
What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
... I'll try to make it clear.
You can omit dot when using the prefix, infix and postfix notations -- the so called operator notation. While using the operator notation, and only then, you can omit the parenthesis if there is less than two parameters passed to the method.
Now, the operator notation i...
Suppress warning messages using mysql from within Terminal, but password written in bash script
When I tried running the following command on MySQL from within Terminal:
25 Answers
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