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Changing website favicon dynamically
...d.removeChild(oldLink);
}
document.head.appendChild(link);
}
You would then use it as follows:
var btn = document.getElementsByTagName('button')[0];
btn.onclick = function() {
changeFavicon('http://www.google.com/favicon.ico');
};
Fork away or view a demo.
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Convert InputStream to byte array in Java
...y this creates a ByteArrayOutputStream and copies the bytes to the output, then calls toByteArray(). It handles large files by copying the bytes in blocks of 4KiB.
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Copy files from one directory into an existing directory
...dden files problem by cd-ing into the directory you want to copy from, and then referring to it as .. So, if you want to copy all files including hidden files from a directory into an existing directory, you can: cd [source dir], cp . [path to destination dir, with no trailing slash].
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What does it mean by select 1 from table?
...ELECT * FROM AnotherTable
WHERE EXISTS (SELECT 1 FROM table WHERE...)
then it's a myth that the 1 is better than
SELECT * FROM AnotherTable
WHERE EXISTS (SELECT * FROM table WHERE...)
The 1 or * in the EXISTS is ignored and you can write this as per Page 191 of the ANSI SQL 1992 Standard:...
AngularJS ng-repeat handle empty list case
... Let's say I have a list of events and want to output them with AngularJS, then that's pretty easy:
10 Answers
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How can I write text on a HTML5 canvas element?
...s. It was not clear if you want someone to enter text in the HTML page and then have that text appear on the canvas, or if you were going to use JavaScript to write the information to the screen.
The following code will write some text in different fonts and formats to your canvas. You can modify t...
Convert number to month name in PHP
... where you are inevitably going to need to do other things with the dates, then having it be in an object is a superior as it's got a easier to read API.
– Amal Murali
Jan 6 '16 at 14:46
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“Go To Definition” in Visual Studio only brings up the Metadata
...fic project we had an issue with was originally added as a file reference, then removed and added as a Project Reference. Visual Studio however, kept both in the csproj file for the web site, causing the issue. He went in and manually edited the csproj file to remove the file reference to the prob...
How can I convert String to Int?
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@Jonny Int64.Parse(). If the input is non-int, then you will get an execption and a stack trace with Int64.Parse, or the boolean False with Int64.TryParse(), so you'd need an if statement, like if (Int32.TryParse(TextBoxD1.Text, out x)) {}.
– user440...
Converting a string to int in Groovy
...sInteger/toInteger are deprecated. What is the current best way to do this then?
– pakman
Aug 29 '13 at 16:38
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