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Performant Entity Serialization: BSON vs MessagePack (vs JSON)
...ere such keys are "longer but repeated alot" (MsgPack, JSON/BSON, and XML, etc over many records) but won't help ProtocolBuffers at all here.. Avro does key redundancy elimination manually by transmitting the schema separately.
– user2864740
Feb 26 '15 at 22:27...
Why should we typedef a struct so often in C?
...f'd structs without a tag name are a major cause of needless imposition of ordering relationships among header files.
Consider:
#ifndef FOO_H
#define FOO_H 1
#define FOO_DEF (0xDEADBABE)
struct bar; /* forward declaration, defined in bar.h*/
struct foo {
struct bar *bar;
};
#endif
With suc...
equals vs Arrays.equals in Java
... the two arrays are equal if
* they contain the same elements in the same order. Also, two array
* references are considered equal if both are <tt>null</tt>.<p>
*
* @param a one array to be tested for equality
* @param a2 the other array to be tested for equality
* @return &...
Difference between 3NF and BCNF in simple terms (must be able to explain to an 8-year old)
...ypes:
one type of cheese
one type of meat
one type of vegetable
So we order two pizzas and choose the following toppings:
Pizza Topping Topping Type
-------- ---------- -------------
1 mozzarella cheese
1 pepperoni meat
1 olives vegetable
2 mozzarell...
Named colors in matplotlib
...as mentioned in a comment above to get a color list sorted in columns. The order is not identical to how I would sort by eye, but I think it gives a good overview.
I updated the image and code to reflect that 'rebeccapurple' has been added and the three sage colors have been moved under the 'xkcd:'...
How do I check if a list is empty?
...already an array, or wraps your input into an array if it's a list, tuple, etc., and optionally converts it to your chosen dtype. So it's very quick whenever it can be, and it ensures that you just get to assume the input is a NumPy array. We usually even just use the same name, as the conversion ...
Enterprise app deployment doesn't work on iOS 7.1
...your browsers as these are actually trusted. (GeoTrust Global CA, Verisign etc)
Open Keychain and use the certificate assistant to create an authority
Fill in your Certificate Authority Information
I don't know if it's necessary, but I made the authority trusted.
Generating a Cer...
surface plots in matplotlib
... cases, these rogue triangles have to be removed from the triangulation in order to achieve the correct surface representation. For these situations, the user may have to explicitly include the delaunay triangulation calculation so that these triangles can be removed programmatically. Under these ci...
How to change the author and committer name and e-mail of multiple commits in Git?
... environment variables to change the name of the author, committer, dates, etc. -- see the "Environment Variables" section of the git man page.
Specifically, you can fix all the wrong author names and emails for all branches and tags with this command (source: GitHub help):
#!/bin/sh
git filter-bra...
Hg: How to do a rebase like git's rebase
...g history, even cset parentage, but certainly CollapseExtension, HistEdit, etc. violate that. It's totally a matter of personal choice.
– Ry4an Brase
Apr 20 '10 at 13:46
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