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Remove and Replace Printed items [duplicate]
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Just use CR to go to beginning of the line.
import time
for x in range (0,5):
b = "Loading" + "." * x
print (b, end="\r")
time.sleep(1)
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Getting random numbers in Java [duplicate]
...and.nextInt(50);
// Add 1 to the result to get a number from the required range
// (i.e., [1 - 50]).
n += 1;
Another solution is using Math.random():
double random = Math.random() * 49 + 1;
or
int random = (int)(Math.random() * 50 + 1);
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Iterating over a numpy array
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X = np.zeros((100, 100, 100))
%timeit list([((i,j,k), X[i,j,k]) for i in range(X.shape[0]) for j in range(X.shape[1]) for k in range(X.shape[2])])
1 loop, best of 3: 376 ms per loop
%timeit list(np.ndenumerate(X))
1 loop, best of 3: 570 ms per loop
If you are worried about the performance you c...
How to reset index in a pandas dataframe? [duplicate]
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Another solutions are assign RangeIndex or range:
df.index = pd.RangeIndex(len(df.index))
df.index = range(len(df.index))
It is faster:
df = pd.DataFrame({'a':[8,7], 'c':[2,4]}, index=[7,8])
df = pd.concat([df]*10000)
print (df.head())
In [298]: %t...
VBA 单元格日期与当前日期比较 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...期比较的代码：& 39;日期小于今天的If IsDate(Worksheets("xxx") Range("A" & 0)) And CDate(Worksheets("xxx VBA 单元格日期与当前日期比较的代码：
'日期小于今天的
If IsDate(Worksheets("xxx").Range("A" & 0)) And CDate(Worksheets("xxx").Range("A" & 0)) < Date Then
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MFC日历控件完全自绘MyCalendar Control - 源码下载 - 清泛网 - 专注C/C++及内核技术
...size. Next, set some calendar properties:
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calendar.SetRange( 2000, 3000 ); // Sets calendar year range
calendar.SetDate( 15, 12, 1978 ); // Sets custom date
calendar.Expand(TRUE); // Expands calendar window
After the user changes date or expands/collapses calendar window, the...
Difference between size_t and unsigned int?
...ed long
unsigned long long
with various requirements for their sizes and ranges (briefly, each type's range is a subset of the next type's range, but some of them may have the same range).
size_t is a typedef (i.e., an alias) for some unsigned type, (probably one of the above but possibly an exte...
What is the difference between active and passive FTP?
...ass through!
To mitigate the risks, a good solution would be to specify a range of ports on your server and then to allow only that range of ports on your firewall.
For more information, please read the official document.
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How do I find the duplicates in a list and create another list with them?
...ated to the "duplicatedness" of the input data. I have set l = [random.randrange(1000000) for i in xrange(10000)] and got these results:
$ pypy -mtimeit -s 'import test' 'test.moooeeeep(test.l)'
1000 loops, best of 3: 495 usec per loop
$ pypy -mtimeit -s 'import test' 'test.JohnLaRooy(test.l)'
1000...
Best way to convert string to bytes in Python 3?
...rray of bytes. The bytearray type is a mutable sequence of integers in the range 0 <= x < 256. It has most of the usual methods of mutable sequences, described in Mutable Sequence Types, as well as most methods that the bytes type has, see Bytes and Byte Array Methods.
The optional source para...