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Member '' cannot be accessed with an instance reference
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In C#, unlike VB.NET and Java, you can't access static members with instance syntax. You should do:
MyClass.MyItem.Property1
to refer to that property or remove the static modifier from Property1 (which is what you probably want to do). For a conc...
Technically, why are processes in Erlang more efficient than OS threads?
...erating system. That's really what's wrong with programming languages like Java and C++. It's threads aren't in the programming language, threads are something in the operating system – and they inherit all the problems that they have in the operating system. One of the problems is granularity of ...
What are good alternatives to SQL (the language)? [closed]
...o the new language? Etc. It can be done, of course, just like C++, C#, and Java have largely overthrown COBOL and FORTRAN. But it takes a combination of technical superiority and good marketing to pull it off.
Still, I get a chuckle out of people who rush forward to defend SQL anytime someone criti...
Scala Programming for Android
...n some basic Android applications in Scala, nothing too epic. Not being a Java programmer I was suggested to use a "treeshake", I was explained by a friend that this strips out all the unnecessary libraries from the jar files.
I have not documented it, but I found that someone else already has:
h...
Regex to match only letters
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this page suggests only java, .net, perl, jgsoft, XML and XPath regexes support \p{L}. But major omissions: python and ruby (though python has the regex module).
– Philip Potter
Sep 1 '10 at 12:16
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How to run an EXE file in PowerShell with parameters with spaces and quotes
... '-h', '-u', 'domain\user', '-p', 'password', '-w', 'C:\path\to\the\app', 'java', '-jar', 'app.jar')
Just put paths or connection strings in one array item and split the other things in one array item each.
There are a lot of other options here: https://social.technet.microsoft.com/wiki/contents/...
Programmatically update widget from activity/service/receiver
...ution in Kotlin:
val intent = Intent(this, MyAppWidgetProvider::class.java)
intent.action = AppWidgetManager.ACTION_APPWIDGET_UPDATE
val ids = AppWidgetManager.getInstance(application).getAppWidgetIds(ComponentName(getApplicationContext(),MyAppWidgetProvider::class.java!!)
What is the smallest possible valid PDF?
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In Java, use this:
private static String samplepdf = "255044462D312E0D747261696C65723C3C2F526F6F743C3C2F50616765733C3C2F4B6964735B3C3C2F4D65646961426F785B302030203320335D3E3E5D3E3E3E3E3E3E";
and then
byte[] bytes = hexStringTo...
How can I get Docker Linux container information from within the container itself?
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To get the hostname that matches the Container Id in Java, use InetAddress.getLocalHost().getHostName().
– Nathan
Jan 18 '19 at 0:15
2
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What is a “bundle” in an Android application
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A Bundle is very much like a Java Map object that maps String keys to values. It's used to pass information between activities and other application components. It's also used by the framework to capture and restore state information.
The reason Android...