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Showing the stack trace from a running Python application
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I have module I use for situations like this - where a process will be running for a long time but gets stuck sometimes for unknown and irreproducible reasons. Its a bit hacky, and only works on unix (requires signals):
import code, traceback,...
What does it mean: The serializable class does not declare a static final serialVersionUID field? [d
...fy that the sender and receiver of a serialized object have loaded classes for that object that are compatible with respect to serialization. If the receiver has loaded a class for the object that has a different serialVersionUID than that of the corresponding sender's class, then deserialization wi...
SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder”. error
...0_20 Java home:
/usr/lib/jvm/java-6-openjdk/jre Default locale: de_DE, platform
encoding: UTF-8 OS name: "linux" version: "2.6.35-32-generic" arch:
"amd64" Family: "unix"
2 Run maven externally link how to run maven from console
> cd path-to-pom.xml
> mvn test
[INFO] Scanning for proj...
Vertically centering a div inside another div [duplicate]
...solution is not going to work in IE6 & 7. Yours is the safer way to go for those. But since you tagged your question with CSS3 and HTML5 I was thinking that you don't mind using a modern solution.
The classic solution (table layout)
This was my original answer. It still works fine and is the s...
How to use mysql JOIN without ON condition?
...n of 1 row from the first table and 1 row from the second. The cross join for a table with three rows ('a', 'b', and 'c') and a table with four rows (say 1, 2, 3, 4) would have 12 rows.
In practice, if you want to do a cross join, then use cross join:
from A cross join B
is much better than:
f...
Is there a CSS selector for text nodes?
...inside of your element to be styled differently, wrap it in a span or div, for example.
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How can I add a box-shadow on one side of an element?
I need to create a box-shadow on some block element, but only (for example) on its right side. The way I do it is to wrap the inner element with box-shadow into an outer one with padding-right and overflow:hidden; so the three other sides of the shadow are not visible.
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Group by month and year in MySQL
Given a table with a timestamp on each row, how would you format the query to fit into this specific json object format.
12...
Xcode “Build and Archive” from command line
... the Build menu, "Build and Archive" which generates an .ipa file suitable for Ad Hoc distribution. You can also open the Organizer, go to "Archived Applications," and "Submit Application to iTunesConnect."
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Is it possible to get element from HashMap by its position?
...question. The other answers below are more useful.
– forresthopkinsa
Mar 24 '17 at 21:20
6
With r...