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“Inner exception” (with traceback) in Python?
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@GlennMaynard it is a pretty old question, but the middle argument of the raise is the value to pass to the exception (in case the first argument is an exception class and not an instance). So if you want to swap exceptions, instead of doing raise MyException(str(e)), None, sy...
Why are Docker container images so large?
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As @rexposadas said, images include all the layers and each layer includes all the dependencies for what you installed. It is also important to note that the base images (like fedora:latest tend to be very bare-bones. You may be surprised by ...
How can I profile Python code line-by-line?
...lob
156 50000 65494 1.3 10.8 EnumLoc = Ident1
157 50000 68001 1.4 11.2 if EnumLoc == Ident1:
158 50000 63739 1.3 10.5 break
159 50000 61575 1.2 10.1 return IntParIO
H...
How to overcome TypeError: unhashable type: 'list'
...;
TypeError: unhashable type: 'list'
This happens because of the list inside a list which is a list which cannot be hashed. Which can be solved by converting the internal nested lists to a tuple,
>>> set([1, 2, 3, 4, (5, 6, 7), 8, 9])
set([1, 2, 3, 4, 8, 9, (5, 6, 7)])
Explicitly hashi...
Recommended way to save uploaded files in a servlet application
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Store it anywhere in an accessible location except of the IDE's project folder aka the server's deploy folder, for reasons mentioned in the answer to Uploaded image only available after refreshing the page:
Changes in the IDE's project folder does not immediately get reflected in ...
How to do a https request with bad certificate?
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Security note: Disabling security checks is dangerous and should be avoided
You can disable security checks globally for all requests of the default client:
package main
import (
"fmt"
"net/http"
"crypto/tls"
)
func main() {
http.DefaultTransport.(*http.Transport).TLSClientCo...
How can I generate a diff for a single file between two branches in github
... send this diff to someone via email so a github URL for the diff would be ideal. The github compare view will allow me to do this for all changed files, but that's no good as there are thousands of files in my repo.
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How to calculate the difference between two dates using PHP?
...t for most purposes that's fine, since the usage of a range is more to provide a sense of how much time has passed or remains rather than to provide precision - if you want to do that, just output the date.
Despite all that, I've decided to address the complaints. If you truly need an exact range ...
What's the difference between => , ()=>, and Unit=>
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What it means is that what is passed is substituted for the value name inside the function. For example, take this function:
def f(x: => Int) = x * x
If I call it like this
var y = 0
f { y += 1; y }
Then the code will execute like this
{ y += 1; y } * { y += 1; y }
Though that raises th...
What is a “context bound” in Scala?
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Did you find this article? It covers the new context bound feature, within the context of array improvements.
Generally, a type parameter with a context bound is of the form [T: Bound]; it is expanded to plain type paramet...