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Differences between git remote update and fetch?
...Original answer with more details
xenoterracide's answer is 3.5 years old now, and Git has gone through several versions since then (it has gone from v1.6.5.5 to v1.8.3.2 as of this writing), and looking at the current documentation for git remote update and git fetch, it looks like they both can p...
Static variables in member functions
...only to those types. e.g. template<typename T> void foo (T t) {...}. Now for foo<int> there will be a static int i (say foo<int>::i) and separate for foo<string> there will be a separate static int i (say foo<string>::i) and so on. i will be incremented separately for f...
How to use WeakReference in Java and Android development?
... }
mPopup.setAdapter(mAdapter);
}
One last thing. I also wanted to know working example of WeakReference in Android application, and I could find some samples in its official sample applications. But I really couldn't understand some of them's usage. For example, ThreadSample and DisplayingBi...
If Python is interpreted, what are .pyc files?
.... Hence why we call it a VM ? Like Esperanto for assembly language really. Nowadays we even have native code for fictional (but still emulated) CPU's (Mojang's effort to get the kiddies interested). Rexx was (or could be) truly interpreted, and BAT and CMD (and DCL) are interpreted.
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A migration to add unique constraint to a combination of columns
...uble tap on an api heavy app) I have two identical records in my DB right now and the model has the validation..
– baash05
Mar 17 '15 at 1:26
6
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How to copy an object in Objective-C
...lways with reference types, there are two notions of "copy". I'm sure you know them, but for completeness.
A bitwise copy. In this, we just copy the memory bit for bit - this is what NSCopyObject does. Nearly always, it's not what you want. Objects have internal state, other objects, etc, and ofte...
SQL query to find record with ID not in another table
... 20 datas, It works, but when i have 20000 datas, it not work, Iam confuse now.
– Frank
Nov 2 '16 at 3:25
1
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Optimizing away a “while(1);” in C++0x
...theory is required to prove termination, in the latter case, we need
to know something about the possible values of j to do so. Wrap-around
for unsigned integers may complicate some of this reasoning further.)
This issue seems to apply to almost all loop restructuring
transformations, inc...
Covariance, Invariance and Contravariance explained in plain English?
...must be supertype of U (contravariant, as contra inheritance direction).
Now co- and contra- relate to B being subtype of A. The following stronger typings may be introduced with more specific knowledge. In the subtype.
Covariance (available in Java) is useful, to say that one returns a more spec...
What is the difference between Digest and Basic Authentication?
...http response code 200 ok ,i.e, the username:password were correct .
Now , In the Authorization header it shows that it is Basic Authorization followed by some random string .This String is the encoded (Base64) version of the credentials admin:aadd (including colon ) .
2 . Http Digest Authent...