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How do you build a Singleton in Dart?
...name. And there's the nifty language design point that Dart lets you start out (dart out?) using an ordinary constructor and then, if needed, change it to a factory method without changing all the callers.
– Jerry101
May 8 '14 at 22:36
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How to copy commits from one branch to another?
... \
x - x - x (wss)
So all you have to do is git checkout v2.1 and git merge wss. If for some reason you really can't do this, and you can't use git rebase to move your wss branch to the right place, the command to grab a single commit from somewhere and apply it elsewhere is gi...
How to permanently add a private key with ssh-add on Ubuntu? [closed]
...ticular problem was needing to access gitosis on a development machine without transferring my private key to it. This solution (along with adding ForwardAgent yes to my .ssh/config) solved that issue fantastically. As it turns out, it could just be ssh-add &>/dev/null as the default behavi...
What is difference between Collection.stream().forEach() and Collection.forEach()?
...ArrayList.forEach is allowed to set values in the underlying ArrayList without problems.
The concurrent collections are yet again different. Instead of fail-fast, they are designed to be weakly consistent. The full definition is at that link. Briefly, though, consider ConcurrentLinkedDeque. The act...
How to run an EXE file in PowerShell with parameters with spaces and quotes
...grated Security=false;User ID=sa;Pwd=sapass!;Database=mydb;>
It turns out I was trying too hard before to maintain the double quotes around the connection string. Apparently that isn't necessary because even cmd.exe will strip those out.
BTW, hats off to the PowerShell team. They were quite he...
tomcat - CATALINA_BASE and CATALINA_HOME variables
...g on the same server (Linux) and it works as expected. I am trying to find out what the standard practice is with regards to setting the CATALINA_HOME and CATALINA_BASE variables.
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When would you use delegates in C#? [closed]
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Not sure how I'd explain it briefly without making things more confusing :) (Arguably it's covered by event handlers, LINQ, and the templaty bit anyway!
– Jon Skeet
Oct 10 '08 at 13:55
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How to JSON serialize sets?
...ility to recover dictionaries).
A more sophisticated solution is to build-out a custom type that can coexist with other native JSON types. This lets you store nested structures that include lists, sets, dicts, decimals, datetime objects, etc.:
from json import dumps, loads, JSONEncoder, JSONDecod...
How to check if object (variable) is defined in R?
I'd like to check if some variable is defined in R - without getting an error. How can I do this?
6 Answers
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Multiple HttpPost method in Web API controller
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First decorate actions with ActionName attribute like
[ActionName("route")]
public class VTRoutingController : ApiController
{
[ActionName("route")]
public MyResult PostRoute(MyRequestTemplate routingRequestTemplate)
{
return null;
}
[ActionName("tspRoute")]
public MyR...