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PHPExcel auto size column width
...s such as thousand separators.
By default, this is an estimated width: a more accurate calculation method is available, based on using GD, which can also handle font style features such as bold and italic; but this is a much bigger overhead, so it is turned off by default. You can enable the more ...
How to get URL parameter using jQuery or plain JavaScript?
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Calculating frames per second in a game
...bine it with the previous answer.
// eg.
float smoothing = 0.9; // larger=more smoothing
measurement = (measurement * smoothing) + (current * (1.0-smoothing))
By adjusting the 0.9 / 0.1 ratio you can change the 'time constant' - that is how quickly the number responds to changes. A larger fractio...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
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A more realistic implementation would track the "real" position of the cursor and move randomly within a circle around that, but that might be too complex.
– tckmn
Aug 14 '14 at 7:08
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Datatables: Cannot read property 'mData' of undefined
...a-3</td>
</tr>
</tbody>
</table>
For more info read more here
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How to add a changed file to an older (not last) commit in Git
...commits against the new one.
Repeat from step 2 onwards if you have marked more than one commit for edit.
[^vimnote]: If you are using vim then you will have to hit the Insert key to edit, then Esc and type in :wq to save the file, quit the editor, and apply the changes. Alternatively, you can con...
How do I run a program with commandline arguments using GDB within a Bash script?
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Another way to do this, which I personally find slightly more convenient and intuitive (without having to remember the --args parameter), is to compile normally, and use r arg1 arg2 arg3 directly from within gdb, like so:
$ gcc -g *.c *.h
$ gdb ./a.out
(gdb) r arg1 arg2 arg3
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Add x and y labels to a pandas plot
...ut by category')
ax.set_xlabel("x label")
ax.set_ylabel("y label")
Or, more succinctly: ax.set(xlabel="x label", ylabel="y label").
Alternatively, the index x-axis label is automatically set to the Index name, if it has one. so df2.index.name = 'x label' would work too.
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How to execute IN() SQL queries with Spring's JDBCTemplate effectivly?
I was wondering if there is a more elegant way to do IN() queries with Spring's JDBCTemplate. Currently I do something like that:
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Merging 2 branches together in GIT
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merge is used to bring two (or more) branches together.
a little example:
# on branch A:
# create new branch B
$ git checkout -b B
# hack hack
$ git commit -am "commit on branch B"
# create new branch C from A
$ git checkout -b C A
# hack hack
$ git com...