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Common MySQL fields and their appropriate data types
...that an unformatted US phone number is too big to be stored as an unsigned int, it must be at least a bigint.
5 Answers
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what's data-reactid attribute in html?
...loqi70ccu80.0' />
</span>
</div>
It needs to be able to convert that back into the data structure above. The way it does that is with the unique data-reactid attributes. This is called inflating the component tree.
You might also notice that if React renders at the client-side, i...
How to gracefully handle the SIGKILL signal in Java
...n hook. If you can use (SIGTERM) kill -15 the shutdown hook will work. (SIGINT) kill -2 DOES cause the program to gracefully exit and run the shutdown hooks.
Registers a new virtual-machine shutdown hook.
The Java virtual machine shuts down in response to two kinds of events:
The pr...
Javascript reduce on array of objects
...lue: Y): X { }
That means that the body of the reducer needs to be about converting currentValue and the current value of the accumulator to the value of the new accumulator.
This works in a straightforward way, when adding, because the accumulator and the element values both happen to be the sam...
What is the Invariant Culture?
...ture, then parsing will fail. However you can use the invariant culture to convert a number to a string and later parse it back from any computer with any culture set.
// Use some non-invariant culture.
CultureInfo nonInvariantCulture = new CultureInfo("en-US");
Thread.CurrentThread.CurrentCulture ...
What are the differences between Rust's `String` and `str`?
...an be seen as a fixed-length String that cannot be resized (you can always convert it into a String if you want to resize it).
A very similar relationship exists between [T] and Vec<T> except there is no UTF-8 constraint and it can hold any type whose size is not dynamic.
The use of str on t...
Using an ORM or plain SQL? [closed]
...dog-work of copying database columns to object fields. They usually handle converting the language's date and time types to the appropriate database type. They generally handle one-to-many relationships pretty elegantly as well by instantiating nested objects. I've found if you design your database ...
IN vs OR in the SQL WHERE Clause
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I think oracle is smart enough to convert the less efficient one (whichever that is) into the other. So I think the answer should rather depend on the readability of each (where I think that IN clearly wins)
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Log4Net, how to add a custom field to my logging
... return Message;
}
}
}
3) Log4NetExtentedLoggingPatternConverter.cs
namespace Common.Utils.LogHelper
{
public class Log4NetExtentedLoggingPatternConverter : PatternConverter
{
protected override void Convert(TextWriter writer, object state)
{
...
How do I deserialize a JSON string into an NSDictionary? (For iOS 5+)
...NSString with special characters in NSString strChangetoJSON.
Then you can convert that string to JSON response using above code.
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