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Heroku “psql: FATAL: remaining connection slots are reserved for non-replication superuser connectio
I'm developing an app on Heroku with a Postgresql backend. Periodically, I get this error message when trying to access the database, both from the CLI and from loading a page on the server:
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Why doesn't adding CORS headers to an OPTIONS route allow browsers to access my API?
I am trying to support CORS in my Node.js application that uses the Express.js web framework. I have read a Google group discussion about how to handle this, and read a few articles about how CORS works. First, I did this (code is written in CoffeeScript syntax):
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Android studio Gradle icon error, Manifest Merger
...d.com/tools"
Then added tools:replace="android:icon,android:theme" to the application tag
This tells the merger to use my manifest icon and theme and not of other libraries
Hope it helps thanks
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Why Android Studio says “Waiting For Debugger” if am NOT debugging?
...with Android Studio. Since last night, when I Run my project on my device, appear the message "Waiting For Debugger". It is a very strange behavior because I am not debugging application.
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Best way to structure a tkinter application? [closed]
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I advocate an object oriented approach. This is the template that I start out with:
# Use Tkinter for python 2, tkinter for python 3
import tkinter as tk
class MainApplication(tk.Frame):
def __init__(self, parent, *args, **kwargs):
tk.Frame....
Why does my Spring Boot App always shutdown immediately after starting?
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Resolution: the app is not a webapp because it doesn't have an embedded container (e.g. Tomcat) on the classpath. Adding one fixed it. If you are using Maven, then add this in pom.xml:
<dependency>
<groupId>org.springframewo...
Environment variables in Mac OS X
...ATH $PATH
Environment variables are not automatically updated in running applications. You will need to relaunch applications to get the updated environment variables (although you can just set variables in your shell, e.g. PATH=whatever:you:want; there's no need to relaunch the terminal).
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Rails 4: assets not loading in production
I'm trying to put my app into production and image and css asset paths aren't working.
18 Answers
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Where is git.exe located?
...ur PATH, but you may find it in a location like: C:\Users\<username>\AppData\Local\GitHub\PortableGit_<numbersandletters>\bin\git.exe
That's the situation for me, in Windows 7 + version 1.0 of GitHub for Windows.
In Windows 10 it appears to be in:
C:\Users\<username>\AppData\Loc...
How can I access getSupportFragmentManager() in a fragment?
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This will return android.app.Fragment. In some cases, you need android.support.app.v4.Fragment so it will not work all the time.
– codingpuss
Jan 25 '15 at 2:41
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