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Efficient string concatenation in C++
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When SGI took over maintenance of the STL from HP, it was retro-fitted to match the Standard Library (which is why I said "never part of HP's STL"). Nevertheless, the originator of std::string is the ISO C++ Committee.
– James Curran
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Type hinting a collection of a specified type
... List "type" for the generic containers.
In other words, now you can do:
from typing import List
def my_func(l: List[int]):
pass
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How to set the text color of TextView in code?
...e:
holder.text.setTextColor(Color.RED);
You can use various functions from the Color class to get the same effect of course.
Color.parseColor (Manual) (like LEX uses)
text.setTextColor(Color.parseColor("#FFFFFF"));
Color.rgb and Color.argb (Manual rgb) (Manual argb) (like Ganapathy uses)
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Why is Thread.Sleep so harmful
... versions/types of
Windows and different processors and generally ranges from 15 to 30
milliseconds. This means the thread is almost guaranteed to block for
more than n milliseconds. The likelihood that your thread will
re-awaken exactly after n milliseconds is about as impossible as
imp...
What is the pythonic way to avoid default parameters that are empty lists?
...he right tool depends on the case — a varargs function is very different from one that takes an (optional) list argument. Situations where you'd have to choose between them come up less often than you'd think. Varargs is great when the arg count changes, but is fixed when the code is WRITTEN. Like...
CSS Image size, how to fill, not stretch?
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Thanks. it worked, but it crops the image from top. (see this: jsfiddle.net/x86Q7 ) Isn't there any way to crop image from center?
– Mahdi Ghiasi
Aug 1 '12 at 10:50
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Can I query MongoDB ObjectId by date?
...do: Change ObjectId(hexSeconds + "0000000000000000"); to db.ObjectID.createFromHexString(hexSeconds + "0000000000000000");
– Anders Östman
Dec 3 '13 at 9:08
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How does cookie “Secure” flag work?
...ty (TLS) [RFC2818]).
Although seemingly useful for protecting cookies from active network attackers, the Secure attribute protects only the cookie's confidentiality. An active network attacker can overwrite Secure cookies from an insecure channel, disrupting their integrity (see Section 8.6 for...
Python truncate a long string
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If you are using Python 3.4+, you can use textwrap.shorten from the standard library:
Collapse and truncate the given text to fit in the given width.
First the whitespace in text is collapsed (all whitespace is replaced
by single spaces). If the result fits in the width, i...
Good Java graph algorithm library? [closed]
...imported via colt (jung.sourceforge.net/download.html). This prevents JUNG from being used in projects under the umbrella of ASF and ESF. Maybe one should use the github fork github.com/rortian/jung2 and remove that dependency. github.com/rortian/jung2/commit/… is mirroring the last CVS commit. Th...