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How do I get the size of a java.sql.ResultSet?
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last() and getRow() aren't static methods in the ResultSet class.
– JeeBee
Oct 10 '08 at 16:21
70
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How to Create a circular progressbar in Android which rotates on it?
... creating a layer-list, I separated it into two files. One for ProgressBar and one for its background.
This is the ProgressDrawable file (@drawable folder): circular_progress_bar.xml
<?xml version="1.0" encoding="utf-8"?>
<rotate xmlns:android="http://schemas.android.com/apk/res/android"
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PHP - Merging two arrays into one array (also Remove Duplicates)
...g this error: Catchable fatal error: Object of class stdClass could not be converted to string
– Ravi
Nov 20 '12 at 9:24
4
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Programmatically retrieve memory usage on iPhone
... not interested in those, only to know if it's possible to write some code and get the amount of bytes being used and report it via NSLog.
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Easy idiomatic way to define Ordering for a simple case class
I have a list of simple scala case class instances and I want to print them in predictable, lexicographical order using list.sorted , but receive "No implicit Ordering defined for ...".
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How to make input type= file Should accept only pdf and xls
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You could do so by using the attribute accept and adding allowed mime-types to it. But not all browsers do respect that attribute and it could easily be removed via some code inspector. So in either case you need to check the file type on the server side (your second que...
What are “connecting characters” in Java identifiers?
I am reading for SCJP and I have a question regarding this line:
7 Answers
7
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Safely override C++ virtual functions
I have a base class with a virtual function and I want to override that function in a derived class. Is there some way to make the compiler check if the function I declared in the derived class actually overrides a function in the base class? I would like to add some macro or something that ensures ...
Why does Node.js' fs.readFile() return a buffer instead of string?
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It is returning a Buffer object.
If you want it in a string, you can convert it with data.toString():
var fs = require("fs");
fs.readFile("test.txt", function (err, data) {
if (err) throw err;
console.log(data.toString());
});
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POST data in JSON format
I have some data that I need to convert to JSON format and then POST it with a JavaScript function.
4 Answers
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