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Getting image dimensions without reading the entire file
... ImageDimensions
{
public static class ImageHelper
{
const string errorMessage = "Could not recognize image format.";
private static Dictionary<byte[], Func<BinaryReader, Size>> imageFormatDecoders = new Dictionary<byte[], Func<BinaryReader, Size>>()
...
How to initialize a JavaScript Date to a particular time zone
I have date time in a particular timezone as a string and I want to convert this to the local time. But, I don't know how to set the timezone in the Date object.
...
Simplest SOAP example
.../encoding/">' +
'<username xsi:type="xsd:string">login_username</username>' +
'<password xsi:type="xsd:string">password</password>' +
'</api:some_api_call>' +
'</so...
How to find gaps in sequential numbering in mysql?
...lues were imported from another system. There is an auto-increment column, and there are no duplicate values, but there are missing values. For example, running this query:
...
Parse date without timezone javascript
...
The date is parsed correctly, it's just toString that converts it to your local timezone:
let s = "2005-07-08T11:22:33+0000";
let d = new Date(Date.parse(s));
// this logs for me
// "Fri Jul 08 2005 13:22:33 GMT+0200 (Central European Summer Time)"
// an...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...t reason JSON doesn't include them in the spec -- in essence any true JSON string should have the same result in EcmaScript if you do eval(jsonString) or JSON.parse(jsonString).
If it were allowed then someone could inject code akin to
NaN={valueOf:function(){ do evil }};
Infinity={valueOf:functio...
Can't execute jar- file: “no main manifest attribute”
...ere com.mypackage.MyClass is the class holding the public static void main(String[] args) entry point.
Note that there are several ways to get this done either with the CLI, Maven, Ant or Gradle:
For CLI, the following command will do: (tks @dvvrt)
jar cmvf META-INF/MANIFEST.MF <new-jar-filename&...
Regular Expression For Duplicate Words
...licates (or more), not when one of the dup/triplicate is at the end of the string
– Nico
Feb 18 '16 at 20:03
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show 6 more comments
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How do I create directory if it doesn't exist to create a file?
...ision with native MoveTo
public static void MoveTo(this FileInfo file, string destination, bool autoCreateDirectory) {
if (autoCreateDirectory)
{
var destinationDirectory = new DirectoryInfo(Path.GetDirectoryName(destination));
if (!destinationDirectory...
Why should I use the keyword “final” on a method parameter in Java?
...e use of this method:
// this.doSomething( "tiger" );
void doSomething( String arg ) {
String x = arg; // Both variables now point to the same String object.
x = "elephant"; // This variable now points to a different String object.
arg = "giraffe"; // Ditto. Now neither variable points...