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Why do std::shared_ptr work
I found some code using std::shared_ptr to perform arbitrary cleanup at shutdown. At first I thought this code could not possibly work, but then I tried the following:
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Remove ALL white spaces from text
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Write a program to find 100 largest numbers out of an array of 1 billion numbers
...billionlog2(billion)
In general, if you need the largest K numbers from a set of N numbers, the complexity is O(NlogK) rather than O(NlogN), this can be very significant when K is very small comparing to N.
EDIT2:
The expected time of this algorithm is pretty interesting, since in each iteration ...
Can I define a class name on paragraph using Markdown?
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Dupe: How do I set an HTML class attribute in Markdown?
Natively? No. But...
No, Markdown's syntax can't. You can set ID values with Markdown Extra through.
You can use regular HTML if you like, and add the attribute markdown="1" to co...
How to resolve symbolic links in a shell script
...te or relative path (in a Unix-like system), I would like to determine the full path of the target after resolving any intermediate symlinks. Bonus points for also resolving ~username notation at the same time.
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How do I read / convert an InputStream into a String in Java?
...(Apache Utils)
String result = IOUtils.toString(inputStream, StandardCharsets.UTF_8);
Using CharStreams (Guava)
String result = CharStreams.toString(new InputStreamReader(
inputStream, Charsets.UTF_8));
Using Scanner (JDK)
Scanner s = new Scanner(inputStream).useDelimiter("\\A");
Strin...
How do I create an empty array/matrix in NumPy?
...ding rows, your best bet is to create an array that is as big as your data set will eventually be, and then add data to it row-by-row:
>>> import numpy
>>> a = numpy.zeros(shape=(5,2))
>>> a
array([[ 0., 0.],
[ 0., 0.],
[ 0., 0.],
[ 0., 0.],
[ 0., 0.]])
&...
How to disable Google Chrome auto update?
...uggested however, Chrome still applied updates. After adding the registry settings @absynce suggested they finally disabled. The about screen now shows Updates are disabled by the administrator.
– Chris Morgan
Mar 13 '15 at 22:19
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How to change fontFamily of TextView in Android
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This is the way to set the font programmatically:
TextView tv = (TextView) findViewById(R.id.appname);
Typeface face = Typeface.createFromAsset(getAssets(),
"fonts/epimodem.ttf");
tv.setTypeface(face);
put the font file in your a...
How to delete files/subfolders in a specific directory at the command prompt in Windows
...wice though, for long paths it becomes hard to read. So I would just add a set p="mypath" at the beginning.
– Amit Naidu
Jul 9 '18 at 18:48
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