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Saving and Reading Bitmaps/Images from Internal memory in Android
What I want to do, is to save an image to the internal memory of the phone (Not The SD Card) .
7 Answers
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Print second last column/field in awk
I want to print the second last column or field in awk. The number of fields is variable. I know that I should be able to use $NF but not sure how it can be used.
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Parse XML using JavaScript [duplicate]
...avaScript. The XML will be in a variable. I would prefer not to use jQuery or other frameworks.
2 Answers
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Why use Ruby's attr_accessor, attr_reader and attr_writer?
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You may use the different accessors to communicate your intent to someone reading your code, and make it easier to write classes which will work correctly no matter how their public API is called.
class Person
attr_accessor :age
...
end
Here, I can s...
How do I unload (reload) a Python module?
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You can reload a module when it has already been imported by using the reload builtin function (Python 3.4+ only):
from importlib import reload
import foo
while True:
# Do some things.
if is_changed(foo):
foo = reload(foo)
In Python 3, reload was moved to...
Array initializing in Scala
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scala> val arr = Array("Hello","World")
arr: Array[java.lang.String] = Array(Hello, World)
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Why declare unicode by string in python?
...you're telling Python the source file you've saved is utf-8. The default for Python 2 is ASCII (for Python 3 it's utf-8). This just affects how the interpreter reads the characters in the file.
In general, it's probably not the best idea to embed high unicode characters into your file no matter w...
Git merge left HEAD marks in my files
I tried to merge a file in the command line using Git, when an error message appeared telling me the merge was aborted.
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Will Dispose() be called in a using statement with a null object?
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The expansion for using checks that the object is not null before calling Dispose on it, so yes, it's safe.
In your case you would get something like:
IDisposable x = GetObject("invalid name");
try
{
// etc...
}
finally
{
if(x != ...
Is == in PHP a case-sensitive string comparison?
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Yes, == is case sensitive.
You can use strcasecmp for case insensitive comparison
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