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How to import load a .sql or .csv file into SQLite?
...
Just want to make a comment here, this is actually 100% dead on, sqlite3 database.db < dump.sql is SOOOO SLOW!!! So use cat dump.sql | sqlite3 database.db instead! :D
– Javier Buzzi
Jun 20 '16 at 16:50
...
Histogram using gnuplot?
...2011/09/statistic-analysis-and-histogram.html
Key lines from the code:
n=100 #number of intervals
max=3. #max value
min=-3. #min value
width=(max-min)/n #interval width
#function used to map a value to the intervals
hist(x,width)=width*floor(x/width)+width/2.0
set boxwidth width*0.9
set style fill...
List passed by ref - help me explain this behaviour
... List<int>();
public void TestMethod()
{
myList.Add(100);
myList.Add(50);
myList.Add(10);
ChangeList();
foreach (int i in myList)
{
Console.WriteLine(i);
}
}
private void ChangeList()
{
myList.S...
Easiest way to copy a single file from host to Vagrant guest?
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100
As default, the first vagrant instance use ssh port as 2222, and its ip address is 127.0.0.1 (...
How can I use Async with ForEach?
... for (int i = 0; i < 20; i++)
{
await Task.Delay(100);
yield return i;
}
}
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Understanding __get__ and __set__ and Python descriptors
...2 you need to make sure those divisions are / 5.0 and / 9.0). That gives:
100.0
32.0
Now there are other, arguably better ways to achieve the same effect in python (e.g. if celsius were a property, which is the same basic mechanism but places all the source inside the Temperature class), but that...
Threading pool similar to the multiprocessing Pool?
...thread once created though. I put an issue in for it: bugs.python.org/issue10015
– Olson
Oct 2 '10 at 16:58
82
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setMaxResults for Spring-Data-JPA annotation?
...sitory extends JpaRepository you can use the example below.
int limited = 100;
Pageable pageable = new PageRequest(0,limited);
Page<Transaction> transactionsPage = transactionRepository.findAll(specification, pageable);
return transactionsPage.getContent();
getContent return a List<Trans...
Making git diff --stat show full file path
...inal width. (So, alternative answer: "yes, just make your terminal window 1000 columns wide" :-) )
– torek
Mar 13 '15 at 16:07
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show 2 mor...
Element-wise addition of 2 lists?
...les how to do this in pure python. If you want to do this with arrays with 100.000 elements, you should use numpy:
In [1]: import numpy as np
In [2]: vector1 = np.array([1, 2, 3])
In [3]: vector2 = np.array([4, 5, 6])
Doing the element-wise addition is now as trivial as
In [4]: sum_vector = vect...