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How to make zsh run as a login shell on Mac OS X (in iTerm)?
When zsh is set as a login shell on Mac OS X, when it is started by iTerm, zsh doesn't consider that it's being run as a login shell, although it's started as ‘-zsh’ (‘-’ is put as the first character of arg[0]) which is supposed to mean that it should start as a login shell.
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How do I dump the data of some SQLite3 tables?
... into the database later and should be done from the command line. Something like
13 Answers
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Why is it said that “HTTP is a stateless protocol”?
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Even though multiple requests can be sent over the same HTTP connection, the server does not attach any special meaning to their arriving over the same socket. That is solely a performance thing, intended to minimize the time/bandwid...
How to fix a locale setting warning from Perl?
When I run perl , I get the warning:
40 Answers
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How do I check if an array includes a value in JavaScript?
... exactly that and is widely supported by everyone except IE:
console.log(['joe', 'jane', 'mary'].includes('jane')); //true
You can also use Array#indexOf, which is less direct, but doesn't require polyfills for outdated browsers.
Many frameworks also offer similar methods:
jQuery: $.inAr...
How can one change the timestamp of an old commit in Git?
The answers to How to modify existing, unpushed commits? describe a way to amend previous commit messages that haven't yet been pushed upstream. The new messages inherit the timestamps of the original commits. This seems logical, but is there a way to also re-set the times?
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Bash script absolute path with OS X
I am trying to obtain the absolute path to the currently running script on OS X.
15 Answers
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Does opacity:0 have exactly the same effect as visibility:hidden
...s answers.
Each of these CSS properties is unique. In addition to rendering an element not visible, they have the following additional effect(s):
Collapses the space that the element would normally occupy
Responds to events (e.g., click, keypress)
Participates in the taborder
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Convert data.frame columns from factors to characters
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Just following on Matt and Dirk. If you want to recreate your existing data frame without changing the global option, you can recreate it with an apply statement:
bob <- data.frame(lapply(bob, as.character), stringsAsFactors=FALSE)
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Dashed line border around UIView
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You can set the border with this pattern using Layer and Bezier path like below examples.
Objective-C
CAShapeLayer *yourViewBorder = [CAShapeLayer layer];
yourViewBorder.strokeColor = [UIColor blackColor].CGColor;
yourViewBorder.fillColor = nil;
yourViewBorder.lineDas...