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How to save a BufferedImage as a File
...of the method is like this:
public static boolean write(RenderedImage im, String formatName, File output) throws IOException
Here im is the RenderedImage to be written, formatName is the String containing the informal name of the format (e.g. png) and output is the file object to be written to. A...
How to check if there's nothing to be committed in the current branch?
...es";
else
echo "no changes";
fi
Please note that you have to quote the string to test, i.e. the output of git status --porcelain. For more hints about test constructs, refer to the Advanced Bash Scripting Guide (Section string comparison).
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Is there a reason for C#'s reuse of the variable in a foreach?
... over iteration variable and it has an easy workaround:
foreach (var s in strings)
{
var s_for_closure = s;
query = query.Where(i => i.Prop == s_for_closure); // access to modified closure
My blog post about this issue: Closure over foreach variable in C#.
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Returning from a finally block in Java
...
A simple Groovy Test:
public class Instance {
List<String> runningThreads = new ArrayList<String>()
void test(boolean returnInFinally) {
println "\ntest(returnInFinally: $returnInFinally)"
println "---------------------------------------------------------...
What is a good choice of database for a small .NET application? [closed]
I'm developing a small application with C# in .NET and I want to have a small light weight database which does not use much resources.
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How to use “raise” keyword in Python [duplicate]
...ve read the official definition of "raise", but I still don't quite understand what it does.
6 Answers
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Example JavaScript code to parse CSV data
...http://stackoverflow.com/a/1293163/2343
// This will parse a delimited string into an array of
// arrays. The default delimiter is the comma, but this
// can be overriden in the second argument.
function CSVToArray( strData, strDelimiter ){
// Check to see if the delimiter is...
SSL Error: CERT_UNTRUSTED while using npm command
I am trying to install express framework using npm command but getting following error.
7 Answers
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What is the difference between localStorage, sessionStorage, session and cookies?
...ilities, cookies, sessionStorage, and localStorage only allow you to store strings - it is possible to implicitly convert primitive values when setting (these will need to be converted back to use them as their type after reading) but not Objects or Arrays (it is possible to JSON serialise them to s...
Sql query to insert datetime in SQL Server
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A more language-independent choice for string literals is the international standard ISO 8601 format "YYYY-MM-DDThh:mm:ss". I used the SQL query below to test the format, and it does indeed work in all SQL languages in sys.syslanguages:
declare @sql nvarchar(400...