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How to access the ith column of a NumPy multidimensional array?
...]])
>>> ncol = test.shape[1]
>>> ncol
5L
Then you can select the 2nd - 4th column this way:
>>> test[0:, 1:(ncol - 1)]
array([[1, 2, 3],
[6, 7, 8]])
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Debugging Scala code with simple-build-tool (sbt) and IntelliJ
...
Enter whatever name you want, and click the "Run SBT Action" checkbox and select the SBT Action jetty-run from the [...]
Create a debug configuration for remote debugging
Go to Run > Edit Configurations
Click the [+] icon and choose Remote
Enter whatever name you want and copy the line -Xdebu...
How to compare Unicode characters that “look alike”?
...ions had best answers and later one of the moderator merged both questions selecting best answer of the second one as best. Someone edited this question, so that it will summarize
– Subin Jacob
Dec 31 '13 at 4:22
...
Transaction count after EXECUTE indicates a mismatching number of BEGIN and COMMIT statements. Previ
...h
declare @error int, @message varchar(4000), @xstate int;
select @error = ERROR_NUMBER(), @message = ERROR_MESSAGE(), @xstate = XACT_STATE();
if @xstate = -1
rollback;
if @xstate = 1 and @trancount = 0
rollback
if @xstate = 1 and @tran...
Where does Visual Studio look for C++ header files?
...e file directory to the project settings by right-clicking the project and selecting Properties, clicking on "C/C++", and adding the directory containing the include files to the "Additional Include Directories" edit box.
sh...
Epoch vs Iteration when training neural networks
...ining instances into subsets (i.e., batches), performing one pass over the selected subset (i.e., batch), and then optimizing the network through backpropagation. The number o
LEN function not including trailing spaces in SQL Server
..."returns the number of bytes used to represent any expression".
Example:
SELECT
ID,
TestField,
LEN(TestField) As LenOfTestField, -- Does not include trailing spaces
DATALENGTH(TestField) As DataLengthOfTestField -- Shows the true length of data, including trailing...
In a Django form, how do I make a field readonly (or disabled) so that it cannot be edited?
... work for a ForeignKey field, a few changes need to be made. Firstly, the SELECT HTML tag does not have the readonly attribute. We need to use disabled="disabled" instead. However, then the browser doesn't send any form data back for that field. So we need to set that field to not be required so...
How to set transform origin in SVG
... original code, which I got working in Chrome 65:
//...
this.layerGroups.selectAll('.dot')
.data(data)
.enter()
.append('circle')
.attr('transform-origin', (d,i)=> `${valueScale(d.value) * Math.sin( sliceSize * i)}
${valueScale(d.value) * Math.cos( ...
Getting number of days in a month
...
I made it calculate days in month from datetimepicker selected month and year , and I but the code in datetimepicker1 textchanged to return the result in a textbox
with this code
private void DateTimePicker1_ValueChanged(object sender, EventArgs e)
{
int s = System.DateTime...