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How to clear the canvas for redrawing
...ct would be useful to you (it was to me), this is the implementation I use based on answers here:
CanvasRenderingContext2D.prototype.clear =
CanvasRenderingContext2D.prototype.clear || function (preserveTransform) {
if (preserveTransform) {
this.save();
this.setTransform(1, 0, 0,...
How do I create an Excel (.XLS and .XLSX) file in C# without installing Microsoft Office?
... example code for ExcelLibrary:
Here is an example taking data from a database and creating a workbook from it. Note that the ExcelLibrary code is the single line at the bottom:
//Create the data set and table
DataSet ds = new DataSet("New_DataSet");
DataTable dt = new DataTable("New_DataTable");
...
Running MSBuild fails to read SDKToolsPath
...of an issue runnning a NAnt script that used to properly build my .Net 2.0 based website, when compiling with VS2008 and it's associated tools. I've recently upgraded all the project/solution files to VS2010, and now my build fails with the following error:
...
How do I find the MySQL my.cnf location
...trace mysql ";" 2>&1 | grep cnf
on my machine this outputs:
stat64("/etc/my.cnf", 0xbf9faafc) = -1 ENOENT (No such file or directory)
stat64("/etc/mysql/my.cnf", {st_mode=S_IFREG|0644, st_size=4271, ...}) = 0
open("/etc/mysql/my.cnf", O_RDONLY|O_LARGEFILE) = 3
read(3, "# /etc/mysql/...
Generating a random & unique 8 character string using MySQL
... the first 8 characters of UUID is not random, but sequential, since it is based on the timestamp.
– ADTC
Dec 9 '16 at 5:52
...
log4net vs. Nlog
...t, use Log4Net.
If none of the above, use NLog. Which I'd prefer.
That's based on these findings (opinions!):
All 3 frameworks are capable and can do some sophisticated things. We want a quality solution, but frankly don't need ultra high performance or 60 types of event sinks.
All 3 have very ...
How can I exclude $(this) from a jQuery selector?
...) {
e.preventDefault();
$(this).siblings().hide('slow');
});
Working demo: http://jsfiddle.net/wTm5f/
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How can I beautify JSON programmatically? [duplicate]
...ON.stringify(jsObj, null, 4); // stringify with 4 spaces at each level
Demo: http://jsfiddle.net/AndyE/HZPVL/
This method is also included with json2.js, for supporting older browsers.
Manual formatting solution
If you don't need to do it programmatically, Try JSON Lint. Not only will it pretti...
Difference between onCreate() and onStart()? [duplicate]
...here for details.
Lifecycle Methods in Details is a very good example and demo application, which is a very good article to understand the life cycle.
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Given a filesystem path, is there a shorter way to extract the filename without its extension?
...
try
System.IO.Path.GetFileNameWithoutExtension(path);
demo
string fileName = @"C:\mydir\myfile.ext";
string path = @"C:\mydir\";
string result;
result = Path.GetFileNameWithoutExtension(fileName);
Console.WriteLine("GetFileNameWithoutExtension('{0}') returns '{1}'",
fileN...