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How can you check for a #hash in a URL using JavaScript?
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18 Answers
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How many system resources will be held for keeping 1,000,000 websocket open? [closed]
Websocket is good, but would it be able to handle 1,000,000 concurrent connections?
How many system resources will be held for keeping 1,000,000 websocket open?
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How to redirect stderr and stdout to different files in the same line in script?
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Just add them in one line command 2>> error 1>> output
However, note that >> is for appending if the file already has data. Whereas, > will overwrite any existing data in the file.
So, command 2> error 1> output if you do not want to append.
Ju...
How do I return rows with a specific value first?
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196
On SQL Server, Oracle, DB2, and many other database systems, this is what you can use:
ORDER ...
NewLine in object summary
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189
You want to use some thing like this
/// <summary>
/// Your Main comment
/// <par...
Is there a way to select sibling nodes?
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13 Answers
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How to use > in an xargs command?
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201
Do not make the mistake of doing this:
sh -c "grep ABC {} > {}.out"
This will break under ...
How to draw a rounded Rectangle on HTML Canvas?
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12 Answers
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Image Greyscale with CSS & re-color on mouse-over?
... 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0.3333 0.3333 0.3333 0 0 0 0 0 1 0\'/></filter></svg>#grayscale"); /* Firefox 3.5+ */
filter: gray; /* IE6-9 */
-webkit-filter: grayscale(100%); /* Chrome 19+ & Safari 6+ */
}
img.grayscale:hover {
filter: none;
-webkit-filter: ...