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How to check if a variable is null or empty string or all whitespace in JavaScript?
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why is the first one == and second matching ===?
– Max
Sep 9 at 7:11
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Clearing a string buffer/builder after loop
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Ah, I think sb.setLength(0); is cleaner and more efficient than declaring it inside the loop. Your solution goes against the performance benefit of using StringBuffer...
– Jon
Feb 11 '10 at 5:38
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Use Font Awesome Icon As Favicon
... screenshot of something with the desired character, cut the part you want and save it as an image (.ico).
Seriously now, you may want to check the formats supported by each browser: http://en.wikipedia.org/wiki/Favicon#File_format_support
If your characters are image or vector files, you'll be ok...
Override intranet compatibility mode IE8
...hanging the meta header to IE8, but it doesn't acknowledge the meta header and just uses the browser setting. Does anyone know how to disable this?
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Position icons into circle
...can I position several <img> elements into a circle around another and have those elements all be clickable links as well? I want it to look like the picture below, but I have no idea how to achieve that effect.
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Passing variable number of arguments around
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To pass the ellipses on, you have to convert them to a va_list and use that va_list in your second function. Specifically;
void format_string(char *fmt,va_list argptr, char *formatted_string);
void debug_print(int dbg_lvl, char *fmt, ...)
{
char formatted_string[MAX_FMT_SIZE];
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Convert a Map to a POJO
... looking at Jackson, but is seems I would have to convert the Map to JSON, and then the resulting JSON to the POJO.
8 Answ...
How to ignore files/directories in TFS for avoiding them to go to central source repository?
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For VS2015 and VS2017
Works with TFS (on-prem) or VSO (Visual Studio Online - the Azure-hosted offering)
The NuGet documentation provides instructions on how to accomplish this and I just followed them successfully for Visual Studio 201...
Transitions on the CSS display property
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You can concatenate two transitions or more, and visibility is what comes handy this time.
div {
border: 1px solid #eee;
}
div > ul {
visibility: hidden;
opacity: 0;
transition: visibility 0s, opacity 0.5s linear;
}
div:hover > ul {
visibil...
Node.js check if file exists
...h.existsSync('foo.txt')) {
// do something
}
For Node.js v0.12.x and higher
Both path.exists and fs.exists have been deprecated
*Edit:
Changed: else if(err.code == 'ENOENT')
to: else if(err.code === 'ENOENT')
Linter complains about the double equals not being the triple equals.
Usin...