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How can I calculate the time between 2 Dates in typescript

... 160 Use the getTime method to get the time in total milliseconds since 1970-01-01, and subtract thos...
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Get Substring - everything before certain char

...exOf(stopAt, StringComparison.Ordinal); if (charLocation > 0) { return text.Substring(0, charLocation); } } return String.Empty; } } Results: 223232 443 34443553 344 34 ...
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How do I get the row count of a pandas DataFrame?

...e=[2**k for k in range(25)], kernels=[ lambda data: data.shape[0], lambda data: data[0].count(), lambda data: len(data.index), ], labels=["data.shape[0]", "data[0].count()", "len(data.index)"], xlabel="data rows" ) EDIT: As @Dan Allen noted in the comments l...
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tmux: How to join two tmux windows into one, as panes?

... 170 Actually I found the way to do that. Suppose the two windows are number 1 and 2. Use join-pane ...
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SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu

...n other formats like mm/dd/yyyy (usually works). Specifying the date as 30/12/2013 resulted in the error for me. However, specifying it as mm/dd/yyyy format worked. If you need to convert your input the you can try looking into the CONVERT method. Syntax is CONVERT(VARCHAR,@your_date_Value,103...
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How to use shared memory with Linux in C

...lains their purpose. return mmap(NULL, size, protection, visibility, -1, 0); } The following is an example program that uses the function defined above to allocate a buffer. The parent process will write a message, fork, and then wait for its child to modify the buffer. Both processes can read a...
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CSS performance relative to translateZ(0)

...ng' the GPU to think that an element is 3D by using transform: translateZ(0) to speed up animations and transitions. I was wondering if there are implications to using this transform in the following manner: ...
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Is there XNOR (Logical biconditional) operator in C#?

...te also that this doesn't generalize to bitwise operations, where you want 0x1234 XNOR 0x5678 == 0xFFFFBBB3 (assuming 32 bits). For that, you need to build up from other operations, like ~(A^B). (Note: ~, not !.) share ...
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JavaScript: Check if mouse button down?

... 150 Regarding Pax' solution: it doesn't work if user clicks more than one button intentionally or ac...
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space between divs - display table-cell

....table { display: table; border-collapse: separate; border-spacing: 10px; } .row { display:table-row; } .cell { display:table-cell; padding:5px; background-color: gold; } JSBin Demo Any other option? Well, not really. Why? margin property is not applicable to display: table-cell...