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BLE UUID是对的但连接闪退：java.lang.IllegalArgumentException: UUID str...
...ZygoteInit.java:1013)
Caused by: java.lang.IllegalArgumentException: UUID string too large
at java.util.UUID.fromStringJava11(UUID.java:238)
at java.util.UUID.fromString(UUID.java:226)
at edu.mit.appinventor.ble.BluetoothLEGattAttributes.<clinit>(BluetoothLEGattAttributes.java:33)
......
Microsoft Web API: How do you do a Server.MapPath?
...other concerns into a bigger toolbelt / utility interface) with the method string MapPath(string virtualPath). Only the concrete implementation for your WebApi IPathMapper needs to know about System.Web.Hosting.HostingEnvironment
– StuartLC
Jun 3 '15 at 14:05
...
Real World Example of the Strategy Pattern
... save a file, or make a webcall
Outputting: We need to output X as a plain string, but later may be a CSV, XML, JSON, etc.
Examples
I have a project where the users can assign products to people in a database. This assignment of a product to a person has a status which is either "Approved" or "...
varbinary to string on SQL Server
...mean different things.
If the varbinary is the binary representation of a string in SQL Server (for example returned by casting to varbinary directly or from the DecryptByPassPhrase or DECOMPRESS functions) you can just CAST it
declare @b varbinary(max)
set @b = 0x5468697320697320612074657374
sel...
How do you loop through currently loaded assemblies?
... the database connection(s), display the current appSettings and ConnectionStrings, etc. A section of this page displays the Assembly versions of important types used throughout, but I could not figure out how to effectively show the versions of ALL of the loaded assemblies.
...
How do I test for an empty string in a Bash case statement?
...ement uses globs, not regexes, and insists on exact matches.
So the empty string is written, as usual, as "" or '':
case "$command" in
"") do_empty ;;
something) do_something ;;
prefix*) do_prefix ;;
*) do_other ;;
esac
...
RegEx to extract all matches from string using RegExp.exec
I'm trying to parse the following kind of string:
17 Answers
17
...
Get type name without full namespace
...
Try this to get type parameters for generic types:
public static string CSharpName(this Type type)
{
var sb = new StringBuilder();
var name = type.Name;
if (!type.IsGenericType) return name;
sb.Append(name.Substring(0, name.IndexOf('`')));
sb.Append("<");
sb.Appe...
Changing the current working directory in Java?
...t subsequent creations of Files, but not e.g. FileOutputStreams.
The File(String parent, String child) constructor can help if you build up your directory path separately from your file path, allowing easier swapping.
An alternative is to set up a script to run Java from a different directory, or ...
Is it possible to use getters/setters in interface definition?
...r getters and setters are used, like this:
interface IExample {
Name: string;
}
class Example implements IExample {
private _name: string = "Bob";
public get Name() {
return this._name;
}
public set Name(value) {
this._name = value;
}
}
var example = new ...