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SignalR: Why choose Hub vs. Persistent Connection?
I've been searching and reading up on SignalR recently and, while I see a lot of explanation of what the difference is between Hubs and Persistent Connections I haven't been able to get my head around the next level, which is why would I choose one approach over the other?
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How to make MySQL handle UTF-8 properly
...tion I asked yesterday suggested that I should make sure my database can handle UTF-8 characters correctly. How I can do this with MySQL?
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Understanding scala enumerations
I have to say I don't understand Scala enumeration classes. I can copy-paste the example from documentation, but I have no idea what is going on.
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Solving “The ObjectContext instance has been disposed and can no longer be used for operations that
...rties should be marked as virtual - EF creates proxy class for your entity and overrides navigation properties to allow lazy-loading. E.g. if you have this entity:
public class MemberLoan
{
public string LoandProviderCode { get; set; }
public virtual Membership Membership { get; set; }
}
En...
Mixins vs. Traits
What is the difference between Mixins and Traits?
2 Answers
2
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How do I turn a C# object into a JSON string in .NET?
... Their wording is very odd as well: "Json.NET should be used serialization and deserialization. Provides serialization and deserialization functionality for AJAX-enabled applications."
– Protector one
Mar 17 '17 at 9:53
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How to send a message to a particular client with socket.io
...'m starting with socket.io + node.js, I know how to send a message locally and to broadcast socket.broadcast.emit() function:- all the connected clients receive the same message.
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T-SQL: Selecting rows to delete via joins
... INNER JOIN TableB b
ON b.Bid = a.Bid
AND [my filter condition]
should work
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visual studio not remembering open documents & startup project
For the past week, something has changed about my VS solution, and I havent found a setting to fix it yet.
16 Answers
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Padding characters in printf
...=60
pad=$(printf '%*s' "$padlimit")
pad=${pad// /-}
So the pad (padlimit and padlength) could be based on terminal width ($COLUMNS) or computed from the length of the longest data string.
Output:
a--------------------------------bbbbbbb
aa--------------------------------bbbbbb
aaaa--------------...