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Check if bash variable equals 0 [duplicate]
...ro), but it requires two arguments. That is why you get the unary operator error message.
EDIT: As Doktor J mentioned in his comment to this answer, a safe way to avoid problems with unset variables in checks is to enclose the variables in "". See his comment for the explanation.
if [ "$depth" -e...
variable === undefined vs. typeof variable === “undefined”
...undefined", whereas the identity check foo === undefined would trigger the error "foo is not defined".
For local variables (which you know are declared somewhere), no such error would occur, hence the identity check.
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How to send a command to all panes in tmux?
I like to call :clear-history on panes with a huge scrollback. However, I want to script a way to send this command to all the panes in the various windows.
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Unknown provider: $modalProvider
I keep receiving this error as I'm trying to implement bootstrap Modal window. What could be the cause of it? I've copy/pasted everything from http://angular-ui.github.io/bootstrap/#/modal here.
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QuotaExceededError: Dom exception 22: An attempt was made to add something to storage that exceeded
Using LocalStorage on iPhone with iOS 7 throws this error. I've been looking around for a resolvant, but considering I'm not even browsing in private, nothing is relevant.
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How to install a gem or update RubyGems if it fails with a permissions error
...em or update RubyGems using gem update --system , and it fails with this error:
27 Answers
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Bootstrap trying to load map file. How to disable it? Do I need to do it?
...nt to do so? How to disable it? Do I need to disable it? To not to have an error mark in dev tools, I added that map file, after which all styles are displayed as they defined in less files, which doesn't help me much.
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Interpolating a string into a regex
I need to substitute the value of a string into my regular expression in Ruby. Is there an easy way to do this? For example:
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How to create an AVD for Android 4.0
... AVD Plugin and re-install it as well. Have to 2 it twice. I ran into this error when going through the setup steps even though I had the ARM EABI installed external from eclipse.
– haju
Dec 1 '11 at 0:34
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How do I configure IIS for URL Rewriting an AngularJS application in HTML5 mode?
...">
web.config
First redirect 404 to a custom page, for example "Home/Error"
<system.web>
<customErrors mode="On">
<error statusCode="404" redirect="~/Home/Error" />
</customErrors>
</system.web>
Home controller
Implement a simple ActionResult t...