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Assign pandas dataframe column dtypes
I want to set the dtype s of multiple columns in pd.Dataframe (I have a file that I've had to manually parse into a list of lists, as the file was not amenable for pd.read_csv )
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Ignore Typescript Errors “property does not exist on value of type”
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I know the question is already closed but I've found it searching for same TypeScriptException, maybe some one else hit this question searching for this problem.
The problem lays in missing TypeScript typing:
var coordinates = outerElement[0].getBBox();...
Multi-line commands in GHCi
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Most of the time, you can rely on type inference to work out a signature for you. In your example, the following is sufficient:
Prelude> let addTwo x y = x + y
If you really want a definition with a type signature, or your definition spa...
Mixed mode assembly is built against version ‘v2.0.50727′ of the runtime
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Try to use this exact startup tag in your app.config under configuration node
<startup useLegacyV2RuntimeActivationPolicy="true">
<supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/>
<requ...
YAML current date in rmarkdown
I'm wondering if there's a trick to put the current date in the YAML front-matter of a .rmd document to be processed by knitr and the rmarkdown package. I used to have the following line at the top of my wiki pages,
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Plot two graphs in same plot in R
I would like to plot y1 and y2 in the same plot.
16 Answers
16
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.NET JIT potential error?
...T optimizer bug. It is unrolling the inner loop but not updating the oVec.y value properly:
for (oVec.x = 0; oVec.x < 2; oVec.x++) {
0000000a xor esi,esi ; oVec.x = 0
for (oVec.y = 0; oVec.y < 2; oVec.y++) {
0000000c mov edi,2 ...
Call apply-like function on each row of dataframe with multiple arguments from each row
...he function is using multiple columns from that row. For example, let's say I have this data and this testFunc which accepts two args:
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Python `if x is not None` or `if not x is None`?
I've always thought of the if not x is None version to be more clear, but Google's style guide and PEP-8 both use if x is not None . Is there any minor performance difference (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convent...
Synchronise ScrollView scroll positions - android
I have 2 ScrollViews in my android layout. How can I synchronise their scroll positions?
4 Answers
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