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bootstrap button shows blue outline when clicked
I added this but still the blue outline appear when the button is clicked.
31 Answers
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Store images in a MongoDB database
How can I store images in a MongoDB database rather than just text? Can I create an array of images in a MongoDB database? Will it be possible to do the same for videos?
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Android Studio marks R in red with error message “cannot resolve symbol R”, but build succeeds
In every project I've tried to create in Android Studio, all usages of R are marked in red with the error message "cannot resolve symbol R", but the compilation succeeds and the application runs. This is really annoying, as it blocks auto-completion and shows huge red waved lines all over my code.
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Asp.net - Add blank item at top of dropdownlist
Why is the dropdown not showing my blank item first? Here is what I have
10 Answers
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How to trim a string in SQL Server before 2017?
In SQL Server 2017, you can use this syntax, but not in earlier versions:
7 Answers
7
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Adding an onclick function to go to url in JavaScript?
I am using this fancy little JavaScript to highlight a field as the user hovers over it. Could you please tell me if there is a way of adding an onclick function which will act as a link and go to a URL?
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How to change Xcode Project name
I have developed my app in Xcode for iPhone, in start I have just named it without secnec now I want to change my app name I have replace my old app name with new one as I have found the name in my app, but its still giving me one error...
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C99 stdint.h header and MS Visual Studio
To my amazement I just discovered that the C99 stdint.h is missing from MS Visual Studio 2003 upwards. I'm sure they have their reasons, but does anyone know where I can download a copy? Without this header I have no definitions for useful types such as uint32_t, etc.
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Is there a way to get element by XPath using JavaScript in Selenium WebDriver?
I am looking for something like:
10 Answers
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converting a base 64 string to an image and saving it
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Here is an example, you can modify the method to accept a string parameter. Then just save the image object with image.Save(...).
public Image LoadImage()
{
//data:image/gif;base64,
//this image is a single pixel (black)
byte[] bytes = Convert.FromBase64String("R0lGODlhAQ...