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iOS 7 UIBarButton back button arrow color
I'm trying to change the back button arrow
17 Answers
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Why does Clojure have “keywords” in addition to “symbols”?
... Keywords and Symbols.
Keywords are symbolic identifiers that evaluate to themselves. They provide very fast equality tests...
Symbols are identifiers that are normally used to refer to something else. They can be used in program forms to refer to function parameters, let bindings, class na...
git ahead/behind info between master and branch?
...eated a branch for testing in my local repo ( test-branch ) which I pushed to Github .
5 Answers
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My attempt at value initialization is interpreted as a function declaration, and why doesn't A a(())
...ven simpler put: because (x) is a valid C++ expression, while () is not.
To learn more about how languages are defined, and how compilers work, you should learn about Formal language theory or more specifically Context Free Grammars (CFG) and related material like finite state machines. If you ar...
Google Map API V3: How to add Custom data to markers
Is there a way I can add some custom information to my markers for later use. There are ways to have an info-window and a title, but what If I want to associate the marker with other information.
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Pass correct “this” context to setTimeout callback?
How do I pass context into setTimeout ? I want to call this.tip.destroy() if this.options.destroyOnHide after 1000 ms. How can I do that?
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Run two async tasks in parallel and collect results in .NET 4.5
I've been trying for a while to get something I thought would be simple working with .NET 4.5
6 Answers
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Evaluating a mathematical expression in a string
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Pyparsing can be used to parse mathematical expressions. In particular, fourFn.py
shows how to parse basic arithmetic expressions. Below, I've rewrapped fourFn into a numeric parser class for easier reuse.
from __future__ import division
from py...
How to insert a new line in Linux shell script? [duplicate]
I want to insert a new line between multiple echo statements. I have tried echo "hello\n" , but it is not working. It is printing \n . I want the desired output like this:
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How to prompt for user input and read command-line arguments [closed]
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To read user input you can try the cmd module for easily creating a mini-command line interpreter (with help texts and autocompletion) and raw_input (input for Python 3+) for reading a line of text from the user.
text = raw_...