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Are there other whitespace codes like   for half-spaces, em-spaces, en-spaces etc useful in HTML
...ce :   or  
span{background-color: red;}
<table>
<tr><td>non breaking space:</td><td> <span>&#160;</span> or <span>&nbsp;</span></td></tr>
<tr><td>narrow no-break space:</td>&l...
What is the performance cost of having a virtual method in a C++ class?
...ss (or any of its parent classes) means that the class will have a virtual table, and every instance will have a virtual pointer.
...
Why Qt is misusing model/view terminology?
...del you are using (own model subclass: probably within the model; e.g. QSqlTableModel: outside (but maybe cached within) the model). To put your models and views together, use own classes which then implement the business logic.
Long answer
Qt's model/view approach and terminology:
Qt provides ...
Android accelerometer accuracy (Inertial navigation)
...Xr, Yr, and Zr. Without the rotation data, you don't have enough data to establish a vector unless you assume the device never changes it's attitude, which would be pretty limiting. No one reads the TOS anyway.
Oh, and you know that INS drifts with the rotation of the earth, right? So there's that ...
Practical usage of setjmp and longjmp in C
...r to free the memory. Also, this does not have so many blasted exceptions tables that all C++ compilers still generate 20 years after the fact.
– artless noise
Mar 10 '13 at 2:51
...
How much of a git sha is *generally* considered necessary to uniquely identify a change in a given c
... Exactly the question I was trying to solve, thank you! The probability table linked in @Messa's answer is also helpful.
– Kyle Chadha
Jun 16 '17 at 15:36
...
Difference between sh and bash
.../sh could be a symbolic link or a hard link.
If it's a symbolic link, a portable way to resolve it is:
% file -h /bin/sh
/bin/sh: symbolic link to bash
If it's a hard link, try
% find -L /bin -samefile /bin/sh
/bin/sh
/bin/bash
In fact, the -L flag covers both symlinks and hardlinks,
but the d...
How to implement has_many :through relationships with Mongoid and mongodb?
...ongs_to_many :physicians
end
In other words you would eliminate the join table and it would have a similar effect to has_many :through in terms of access to the 'other side'. But in your case thats probably not appropriate because your join table is an Appointment class which carries some extra in...
How do you track record relations in NoSQL?
...and indexes in NoSQL KVP or Document databases. Since there are no pivotal tables (to add keys marking a relation between two objects) I am really stumped as to how you would be able to retrieve data in a way that would be useful for normal web pages.
...
When to use EntityManager.find() vs EntityManager.getReference() with JPA
...tabase entity and then pass the returned object to be persisted in another table.
5 Answers
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