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Why do we need boxing and unboxing in C#?
... But there are a few caveats to be aware of:
This is correct:
double e = 2.718281828459045;
int ee = (int)e;
This is not:
double e = 2.718281828459045;
object o = e; // box
int ee = (int)o; // runtime exception
Instead you must do this:
double e = 2.718281828459045;
object o = e; // box
int ...
How ListView's recycling mechanism works
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332
Initially, I was also unaware of listview recycling and the convertview usage mechanism, but aft...
CSRF Token necessary when using Stateless(= Sessionless) Authentication?
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2 Answers
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sqlite3-ruby install error on Ubuntu
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26
I needed sudo apt-get install libsqlite3-dev . Thanks.
– B Seven
May 26 '11 at 21:53
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Cutting the videos based on start and end time using ffmpeg
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622
You probably do not have a keyframe at the 3 second mark. Because non-keyframes encode differe...
How to convert a string into double and vice versa?
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12 Answers
12
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getting the last item in a javascript object
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2
@sprugman: Not in Chrome. A long a heated debate has been raging about this subject: code.google.com/p/v8/issues/detail?id=164
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Windows batch: echo without new line
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241
Using set and the /p parameter you can echo without newline:
C:\> echo Hello World
Hello W...
mongoDB/mongoose: unique if not null
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edited Jun 24 '15 at 15:14
answered Mar 13 '12 at 22:23
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Build the full path filename in Python
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302
This works fine:
os.path.join(dir_name, base_filename + "." + filename_suffix)
Keep in mind tha...