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Could not open a connection to your authentication agent
...h-agent?
You might need to start ssh-agent before you run the ssh-add command:
eval `ssh-agent -s`
ssh-add
Note that this will start the agent for msysgit Bash on Windows. If you're using a different shell or operating system, you might need to use a variant of the command, such as those listed ...
Loading existing .html file with android WebView
I did try samples, demos from Google codes and other resources with WebView , but when i try to do it in my own code, it doesn't work for me.
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Adding a guideline to the editor in Visual Studio
...line shows up in the Output window too. (Visual Studio 2010 corrects this, and the line only shows up in the code editor window.)
You can also have the guide in multiple columns by listing more than one number after the color specifier:
RGB(230,230,230), 4, 80
Puts a white line at column 4 and c...
Browser detection in JavaScript? [duplicate]
How do I determine the exact browser and version using JavaScript?
26 Answers
26
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What does -D_XOPEN_SOURCE do/mean?
...nclude definitions for some extra functions that are defined in the X/Open and POSIX standards.
This will give you some extra functionality that exists on most recent UNIX/BSD/Linux systems, but probably doesn't exist on other systems such as Windows.
The numbers refer to different versions of the...
Check if a program exists from a Makefile
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Sometimes you need a Makefile to be able to run on different target OS's and you want the build to fail early if a required executable is not in PATH rather than to run for a possibly long time before failing.
The excellent solution provided by engineerchuan requires making a target. However, if ...
In Python, how do I create a string of n characters in one line of code?
...e same letter 10 times:
string_val = "x" * 10 # gives you "xxxxxxxxxx"
And if you want something more complex, like n random lowercase letters, it's still only one line of code (not counting the import statements and defining n):
from random import choice
from string import ascii_lowercase
n = ...
How do I keep the screen on in my App? [duplicate]
For my Android app I never want the phone to lock or the back light to turn off
11 Answers
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How do I find out what keystore my JVM is using?
...les---> JAVA_HOME
Your server startup batch files.
In your import command -keystore cacerts (give full path to the above JRE here instead of just saying cacerts).
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Making macOS Installer Packages which are Developer ID ready
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Our example project has two build targets: HelloWorld.app and Helper.app. We make a component package for each and combine them into a product archive.
A component package contains payload to be installed by the OS X Installer. Although a component
package can be installed on ...