大约有 40,000 项符合查询结果（耗时：0.0575秒） [XML]
How are feature_importances in RandomForestClassifier determined?
...ribute to the result to what extent. Therefore I am just using the feature_importances_ , which works well for me.
6 Answe...
How to specify different Debug/Release output directories in QMake .pro file
...cpp \
src/dialogs.cpp
Release:DESTDIR = release
Release:OBJECTS_DIR = release/.obj
Release:MOC_DIR = release/.moc
Release:RCC_DIR = release/.rcc
Release:UI_DIR = release/.ui
Debug:DESTDIR = debug
Debug:OBJECTS_DIR = debug/.obj
Debug:MOC_DIR = debug/.moc
Debug:RCC_DIR = debug/.rcc
Debug:...
Min/Max-value validators in asp.net mvc
...MaxValueAttribute : ValidationAttribute
{
private readonly int _maxValue;
public MaxValueAttribute(int maxValue)
{
_maxValue = maxValue;
}
public override bool IsValid(object value)
{
return (int) value <= _maxValue;
...
How can I handle time zones in my webapp?
...s ambiguously used. This looks like a reference: en.wikipedia.org/wiki/Tz_database From what I can tell a "timezone" is "Area/Location", e.g. "America/New_York". That appears to be geographic which is great because for instance America/Los_Angeles means BOTH PST and PDT depending on whether the ...
Adjust UILabel height to text
...ne about some println's or just a line with only comments (then it says EXC_BAD_ACCESS code=2 as well)
– TheBurgerShot
Aug 8 '14 at 11:52
6
...
Android: how to make keyboard enter button say “Search” and handle its click?
...w v, int actionId, KeyEvent event) {
if (actionId == EditorInfo.IME_ACTION_SEARCH) {
performSearch();
return true;
}
return false;
}
});
share
|
...
Why does changing 0.1f to 0 slow down performance by 10x?
...Here's the test code compiled on x64:
int main() {
double start = omp_get_wtime();
const float x[16]={1.1,1.2,1.3,1.4,1.5,1.6,1.7,1.8,1.9,2.0,2.1,2.2,2.3,2.4,2.5,2.6};
const float z[16]={1.123,1.234,1.345,156.467,1.578,1.689,1.790,1.812,1.923,2.034,2.145,2.256,2.367,2.478,2.589,2.690}...
How to stop flask application without using ctrl-c
...ore at Shutdown The Simple Server):
from flask import request
def shutdown_server():
func = request.environ.get('werkzeug.server.shutdown')
if func is None:
raise RuntimeError('Not running with the Werkzeug Server')
func()
@app.route('/shutdown', methods=['POST'])
def shutdown(...
static constructors in C++? I need to initialize private static objects
...t ordinary class.
class StaticStuff
{
std::vector<char> letters_;
public:
StaticStuff()
{
for (char c = 'a'; c <= 'z'; c++)
letters_.push_back(c);
}
// provide some way to get at letters_
};
class Elsewhere
{
static StaticStuff staticSt...
Getting a map() to return a list in Python 3.x
...o be ASCII/latin-1 is to do bulk conversions at the C layer: bytes(sequence_of_ints_in_range_0_to_256).decode('latin-1') which makes a str faster by avoiding Python function calls for each element in favor of a bulk conversion of all elements using only C level function calls. You can wrap the above...