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How to stop an app on Heroku?
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Go to your dashboard on heroku. Select the app. There is a dynos section. Just pull the sliders for the dynos down, (a decrease in dynos is to the left), to the number of dynos you want to be running. The slider goes to 0. Then save your changes. Boom.
Acc...
Android Studio could not find any version that matches com.android.support:appcompat-v7:+
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From Android Studio go to:
Tools >> Android >> SDK Manager
Select and install "Extras|Android Support Repository"
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How to add a jar in External Libraries in android studio
...past in libs folder.
Step 3: Click on File > Project Structure >Select app > Dependencies
Step 4:
Step 5:
Step 6: After click Ok button then we can see the Dependencies add like this way:
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Using an if statement to check if a div is empty
...SS:
.someDiv:empty {
display: none;
}
Unfortunately there is no CSS selector that selects the previous sibling element. There is only for the next sibling element: x ~ y
.someDiv:empty ~ .anotherDiv {
display: none;
}
Using jQuery
Checking text length of element with text() function
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Really weird eclipse keyboard behavior/bug?
.... They worked in other applications. Option-Arrows worked fine to move a selection around. Arrows worked in the keyboard preferences window. Switching to another application and back didn't work. Restarting eclipse made no difference. Switching keyboard schemes from Emacs -> Default -> E...
Move capture in lambda
...t;type_traits>
#include <functional>
namespace detail
{
enum selection_enabler { enabled };
}
#define ENABLE_IF(...) std::enable_if_t<(__VA_ARGS__), ::detail::selection_enabler> \
= ::detail::enabled
// This allows forwarding an object using the copy c...
Best way to check if UITableViewCell is completely visible
...e cell
[((VideoMessageCell*)cell) muteVideo:!btnMuteVideos.selected];
}
else
{
// mute the other video cells that are not visible
[((VideoMessageCell*)cell) muteVideo:YES];
}
}
}
}
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How to search all loaded scripts in Chrome Developer Tools?
...is answer, you can right click on the top tree node in the sources tab and select "Search in All Files":
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Recent file history in Vim?
...a lot of keys.. first to get a list of files, then to press q, and then to select a number. I believe the MRU plugin mentioned below is much better: stackoverflow.com/a/3171323/4752883 you have to press <leader> f, then either browse to the file with hjkl or other keys/search for the file nam...
How to find out client ID of component for ajax update/render? Cannot find component with expression
... <ui:repeat>.
When using PrimeFaces, consider Search Expressions or Selectors
PrimeFaces Search Expressions allows you to reference components via JSF component tree search expressions. JSF has several builtin:
@this: current component
@form: parent UIForm
@all: entire document
@none: noth...