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How do you downgrade rubygems?
... similar problem in an old Rails 3 stack. When these type of issues occur, my recommendation is to go onto the production server that the application is currently running in and check out which rubygems version it is using:
gem -v
For me, it was using 1.8.24. So all I needed to do is downgrade my...
How can I tell AngularJS to “refresh”
I have a click event that happens outside the scope of my custom directive, so instead of using the "ng-click" attribute, I am using a jQuery.click() listener and calling a function inside my scope like so:
...
When would anyone use a union? Is it a remnant from the C-only days?
...o use them. When would unions be useful in a modern (or even legacy) case? My only two guesses would be programming microprocessors when you have very limited space to work with, or when you're developing an API (or something similar) and you want to force the end user to have only one instance of s...
Get class name of django model
...
This one helped me in my case. I merged 2 querysets that are of different models. In a loop I needed to get the class name of the object when I'm iterating.
– Peter
Nov 19 '15 at 17:06
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How to use custom packages
...e root of your workspace containing the project.
To demonstrate:
src/
myproject/
mylib/
mylib.go
...
main.go
Now, in the top-level main.go, you could import "myproject/mylib" and it would work OK.
...
Search and replace in Vim across all the project files
...eplace the first occurence, but does not work for the second occurrence in my vim
– sunxd
Sep 28 '18 at 16:36
4
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How can I wait till the Parallel.ForEach completes
I'm using TPL in my current project and using Parallel.Foreach to spin many threads. The Task class contains Wait() to wait till the task gets completed. Like that, how I can wait for the Parallel.ForEach to complete and then go into executing next statements?
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How can I programmatically get the MAC address of an iphone
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This didn't work on my iPhone5 with iOS7. It gives me: 02:00:00:00:00:00 which is not right.
– Sjoerd Perfors
Sep 27 '13 at 14:26
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VIM Disable Automatic Newline At End Of File
...ts of binary forever and wondering why it is not the default! since i love my tabs, i think i will consider that added benefit :)
– gcb
Mar 13 '15 at 18:09
11
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How to implement a custom AlertDialog View
....Builder builder = new AlertDialog.Builder(context)
.setTitle("My title")
.setMessage("Enter password");
final FrameLayout frameView = new FrameLayout(context);
builder.setView(frameView);
final AlertDialog alertDialog = builder.create();
LayoutInflater inflater = alertDialo...