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What is the benefit of using $() instead of backticks in shell scripts?
...112[0-9][0-9]*.txt | tail -1l) -print)
which will give you a list of all files in the /dir directory tree which have the same name as the earliest dated text file from December 2011 (a).
Another example would be something like getting the name (not the full path) of the parent directory:
pax>...
What is the best practice for “Copy Local” and with project references?
I have a large c# solution file (~100 projects), and I am trying to improve build times. I think that "Copy Local" is wasteful in many cases for us, but I am wondering about best practices.
...
nginx - nginx: [emerg] bind() to [::]:80 failed (98: Address already in use)
...d also on port [::]:80.
I had the following in my default sites-available file:
listen 80;
listen [::]:80 default_server;
You can fix this by adding ipv6only=on to the [::]:80 like this:
listen 80;
listen [::]:80 ipv6only=on default_server;
For more information, see:
http://forum.linode.com/...
How to add a WiX custom action that happens only on uninstall (via MSI)?
...cuteSequence>:
<InstallExecuteSequence>
...
<Custom Action="FileCleaner" After='InstallFinalize'>
Installed AND NOT UPGRADINGPRODUCTCODE</Custom>
Then you will also have to define your Action under <Product>:
<Product>
...
<CustomAction Id='File...
Allow user to set up an SSH tunnel, but nothing else
...hat I wish to share securely via ssh tunnels to other hosts that have a keyfile and will ssh in with:
$ ssh -i keyfile.rsa -T -N -L 16379:localhost:6379 someuser@somehost
This will cause the redis-server, "localhost" port 6379 on "somehost" to appear locally on the host executing the ssh command,...
How to configure postgresql for the first time?
...TER USER postgres with encrypted password 'xxxxxxx';
Edit the pg_hba.conf file:
sudo vim /etc/postgresql/9.1/main/pg_hba.conf
and change "peer" to "md5" on the line concerning postgres:
local all postgres peer md5
To know what version of postgresql you are r...
How do I open a second window from the first window in WPF?
...
When you have created a new WPF application you should have a .xaml file and a .cs file. These represent your main window. Create an additional .xaml file and .cs file to represent your sub window.
MainWindow.xaml
<Window x:Class="WpfApplication2.MainWindow"
xmlns="http://schemas.mic...
Android App Not Install. An existing package by the same name with a conflicting signature is alread
...ion of app I'm updating "versionno" and "versionname" in app build.gradle file. Now I have made an release build with signed key, now while im trying to install that build in it through an error ::: An existing pacakage by the same name with a conflicting signature is already installed . And not ge...
How do I reload .bashrc without logging out and back in?
...involving input at the very least from login (see "man login") and /etc/profile (see "man bash").
– George Hawkins
Sep 9 '13 at 10:36
2
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IntelliJ gives Fatal Error: Unable to find package java.lang in classpath or bootclasspath
...rom the classpath. All I had to do was reapply the JSDK home path.
Goto:
File -> Project Structure -> Platform Settings -> SDKs
Re-apply the JSDK home path.
Doing this added about 15 jars to the classpath. Apparently these are important for compiling.
...