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How to Save Console.WriteLine Output to Text File
... try
{
ostrm = new FileStream ("./Redirect.txt", FileMode.OpenOrCreate, FileAccess.Write);
writer = new StreamWriter (ostrm);
}
catch (Exception e)
{
Console.WriteLine ("Cannot open Redirect.txt for writing");
Console.WriteLine (e.Message);
re...
Why start a shell command with a backslash?
...
alias curl='curl --some --default --options'
If you have an alias for curl and you don't want to use it, putting a backslash in front disables the alias and runs the curl binary directly.
Note that this only applies at an interactive shell. Aliases don't take effect in scripts so it would b...
How to rethrow InnerException without losing stack trace in C#?
...
{
ExceptionDispatchInfo.Capture(ex.InnerException).Throw();
}
This works on any exception, not just AggregateException.
It was introduced due to the await C# language feature, which unwraps the inner exceptions from AggregateException instances in order to make the asynchronous language feat...
Command line to remove an environment variable from the OS level configuration
... /V FOOBAR
If the variable is set in the system environment (e.g. if you originally set it with setx /M), as an administrator run:
REG delete "HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment" /F /V FOOBAR
Note: The REG commands above won't affect any existing processes (and so...
Rails bundle install production only
...tly this) and also considering this quote: Rails 3 comes with baked in support with bundler.
– gingerlime
Jun 6 '12 at 10:53
2
...
Is there a way for non-root processes to bind to “privileged” ports on Linux?
...s indeed possible to use this to start a service as non-root but bind low ports. The short answer is that you do:
setcap 'cap_net_bind_service=+ep' /path/to/program
And then anytime program is executed thereafter it will have the CAP_NET_BIND_SERVICE capability. setcap is in the debian package li...
How do I update Node.js?
... versions of node. Full source code is here.
There is a separate project for nvm for Windows: github.com/coreybutler/nvm-windows
Below are the full steps to use NVM for multiple version of node on windows
download nvm-setup.zip extract and install it.
execute command nvm list available from cmd...
Single huge .css file vs. multiple smaller specific .css files? [closed]
...
A CSS compiler like Sass or LESS is a great way to go. That way you'll be able to deliver a single, minimised CSS file for the site (which will be far smaller and faster than a normal single CSS source file), while maintaining the nicest development ...
@Nullable annotation usage
...the method, you should also accept null values.
It also serves as a hint for code analyzers like FindBugs. For example, if such a method dereferences its argument without checking for null first, FindBugs will emit a warning.
...
Best way to load module/class from lib folder in Rails 3?
...atest Rails 3 release is not auto-loading modules and classes from lib anymore,
what would be the best way to load them?
12...