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Clojure differences between Ref, Var, Agent, Atom, with examples
... one bank account to another, it needs to either move completely or not at all.
Uncoordinated access is used when only one Identity needs to update, this is a very common case.
Synchronous access is used when the call is expected to wait until all Identities have settled before continuing.
Asy...
CSS last-child selector: select last-element of specific class, not last child inside of parent?
...se this method to select the first-child of a class.
/* 1: Apply style to ALL instances */
#header .some-class {
padding-right: 0;
}
/* 2: Remove style from ALL instances except FIRST instance */
#header .some-class~.some-class {
padding-right: 20px;
}
This is actually applying the class to t...
What exactly does the “u” do? “git push -u origin master” vs “git push origin master”
...h> makes things unambiguous. If you leave off the remote or branch git falls back on the branch config settings, which are set for you with git push -u.
– dahlbyk
Apr 18 '11 at 2:12
...
How can I set the aspect ratio in matplotlib?
...tly controlled aspect ratio, but it seems to be ignored once an imshow is called.
Original Answer:
Here's an example of a routine that will adjust the subplot parameters so that you get the desired aspect ratio:
import matplotlib.pyplot as plt
def adjustFigAspect(fig,aspect=1):
'''
Adju...
How to use Git properly with Xcode?
...s with multiple developers.
The truth is that it's way more harmful to disallow merging of that .pbxproj file than it is helpful. As you say, when you add a file unless other people get that file, they have to also add it to their project - in an application of any size, that sucks and it also tak...
Covariance and contravariance real world example
... you have a method that returns an IEnumerable<Teacher>. Covariance allows you to directly use that result for the methods that take an IEnumerable<Person>, substituting a more derived type for a less derived (more generic) type. Contravariance, counter-intuitively, allows you to use a...
What does the 'standalone' directive mean in XML?
... to tell the parser to ignore these rules.
Whether or not your parser actually does this is another question, but a standards-compliant validating parser (like a browser) should.
Note that if you do not specify a DTD, then the standalone declaration "has no meaning," so there's no reason to use it...
What is the purpose of the EBP frame pointer register?
...sembly language and have noticed that the x86 code emitted by compilers usually keeps the frame pointer around even in release/optimized mode when it could use the EBP register for something else.
...
How does OAuth 2 protect against things like replay attacks using the Security Token?
...
Yeah I know, $30 for one donut! It must be delicious! I reached for my wallet when suddenly I heard the chef yell "NO! No donut for you". I asked: why? He said he only accepts bank transfers.
Seriously? Yep, he was serious. I almost walked away right there, but then the donut called out to me: "...
asynchronous vs non-blocking
What is the difference between asynchronous and non-blocking calls? Also between blocking and synchronous calls (with examples please)?
...