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How do I use prepared statements in SQlite in Android?
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I use prepared statements in Android all the time, it's quite simple :
SQLiteDatabase db = dbHelper.getWritableDatabase();
SQLiteStatement stmt = db.compileStatement("INSERT INTO Country (code) VALUES (?)");
stmt.bindString(1, "US");
stmt.executeInsert();
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What is the difference between PS1 and PROMPT_COMMAND
...ing it as he describes is better. It's more maintainable than what I originally wrote above, where the PS1 variable is set inside the PROMPT_COMMAND, which itself is a super complicated string that is evaluated at runtime by bash. It works, but it's more complicated than it needs to be. To be fair I...
How to save a BufferedImage as a File
...tion e) {
// handle exception
}
It's important to surround the write call with a try block because, as per the API, the method throws an IOException "if an error occurs during writing"
Also explained are the method's objective, parameters, returns, and throws, in more detail:
Writes an image u...
how to implement regions/code collapse in javascript
How can you implement regions a.k.a. code collapse for JavaScript in Visual Studio?
16 Answers
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error LNK2019: unresolved external symbol _WinMain@16 referenced in function ___tmainCRTStartup
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This worked only after I selected "all configurations" for both platform and type. Selecting "build" on the "Solution" attempted to build all and the first one tried was NOT the one had specified for console subsystem.
– Joseph Stateson
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Ruby: require vs require_relative - best practice to workaround running in both Ruby =1.
...ernel
def require_relative(path)
require File.join(File.dirname(caller[0]), path.to_str)
end
end
end
This allows you to use require_relative as you would in ruby 1.9.2 in ruby 1.8 and 1.9.1.
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Given a URL to a text file, what is the simplest way to read the contents of the text file?
In Python, when given the URL for a text file, what is the simplest way to access the contents off the text file and print the contents of the file out locally line-by-line without saving a local copy of the text file?
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fs: how do I locate a parent folder?
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why? just generally why? can someone please explain?
– eyurdakul
May 16 '17 at 15:12
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How do I use format() on a moment.js duration?
Is there any way I can use the moment.js format method on duration objects? I can't find it anywhere in the docs and it doesn't seen to be an attribute on duration objects.
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How to have multiple CSS transitions on an element?
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Transition properties are comma delimited in all browsers that support transitions:
.nav a {
transition: color .2s, text-shadow .2s;
}
ease is the default timing function, so you don't have to specify it. If you really want linear, you will need to specify it:
tra...