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rails simple_form - hidden field - create?
... then just use Rails' hidden_field form builder since Simple Form inherits all the form builder methods.
– scarver2
Nov 4 '14 at 1:18
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Using psql how do I list extensions installed in a database?
How do I list all extensions that are already installed in a database or schema from psql?
3 Answers
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What is the difference between a WCF Service Application and a WCF Service Library?
...limit the protocols you can use).
Edit: Changes in IIS since I wrote this allow for a wider variety of protocols on ASP.NET activated services, so choosing a service application is much less limiting than before.
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Export Postgresql table data using pgAdmin
...ng the same command, then I could copy the file.
– ccallendar
Jul 15 at 20:07
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How to send only one UDP packet with netcat?
...ght as well write
echo -n "hello" >/dev/udp/localhost/8000
and avoid all the idiosyncrasies and incompatibilities of netcat.
This also works sending to other hosts, ex:
echo -n "hello" >/dev/udp/remotehost/8000
These are not "real" devices on the file system, but bash "special" aliases....
Can I change the name of `nohup.out`?
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nohup your_command >> filename.out &
This command will append all output in your file without removing old data.
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How SignalR works internally?
Can anyone let me know how SignalR works internally in a high level way?
2 Answers
2
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How to get Visual Studio to open Resolve Conflicts window after a TFS Get
...Actions drop down, select Resolve Conflicts.
From there you can click Get All Conflicts.
Normally VS will prompt you to resolve any conflicts as soon as you do one of the following:
Get latest
Check in
Merge
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What is the difference between Class.this and this in Java
... a nonstatic InnerClass will always have a reference of its OuterClass and all the
fields and methods of OuterClass is available to the InnerClass.
public static void main(String[] args) {
OuterClass outer_instance = new OuterClass();
OuterClass.InnerClass inner_instance1 = outer_i...
Rounding DateTime objects
...clear in your initial spec.
How you want boundary cases to round.
normally only an issue if you are rounding to the middle rather than the end.
Since rounding to the middle is an attempt at a bias free answer you need to use something like Bankers Rounding technically round half even to be trul...