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What does “The APR based Apache Tomcat Native library was not found” mean?
... says: "The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path"
The library referred to is bundled into an OS specific dll (tcnative-1.dll) loaded via JNI. It allows tomcat to use OS functionalities not provided ...
Chained method calls indentation style in Python [duplicate]
...ts.distinct() \
.filter().values() # looks better
The need for this style becomes more obvious as method names get longer and as methods start taking arguments:
return some_collection.get_objects(locator=l5) \
.get_distinct(case_insensitive=True) \
...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...does not contain any encoding. They only hold Unicode point codes and therefore can hold any Unicode point from across the entire spectrum. Strings contain encoded text, beit UTF-8, UTF-16, ISO-8895-1, GBK, Big5 etc. Strings are decoded to Unicode and Unicodes are encoded to strings. Files and text ...
Get ffmpeg information in friendly way
Every time I try to get some information about my video files with ffmpeg, it pukes a lot of useless information mixed with good things.
...
Why do I get AttributeError: 'NoneType' object has no attribute 'something'?
...n't expect it is assignment of an in-place operation on a mutable object. For example:
mylist = mylist.sort()
The sort() method of a list sorts the list in-place, that is, mylist is modified. But the actual return value of the method is None and not the list sorted. So you've just assigned None ...
How does free know how much to free?
...t of memory actually used is slightly more than this, and includes extra information that records (at least) how big the block is. You can't (reliably) access that other information - and nor should you :-).
When you call free(), it simply looks at the extra information to find out how big the bloc...
Is it possible to ping a server from Javascript?
.... When I run it from the command line, my page load goes up to a full 60s (for 8 entries, it will scale linearly with more).
...
Force page scroll position to top at page refresh in HTML
...
For a simple plain JavaScript implementation:
window.onbeforeunload = function () {
window.scrollTo(0, 0);
}
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Javascript trick for 'paste as plain text` in execCommand
...can do it in chrome), but can paste into div contenteditable, which is key for me. Thanks!
– Fanky
Jul 22 '16 at 16:34
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Update relationships when saving changes of EF4 POCO objects
...ection
Use context.ObjectStateManager.ChangeRelationshipState to set state for relation between current Tag and BlogPost.
SaveChanges
Edit:
I guess one of my comments gave you false hope that EF will do the merge for you. I played a lot with this problem and my conclusion says EF will not do this...