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How to get current time and date in C++?
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In C++ 11 you can use std::chrono::system_clock::now()
Example (copied from en.cppreference.com):
#include <iostream>
#include <chrono>
#include <ctime>
int main()
{
auto start = std::chrono::system_clock::now();
// Some computation ...
Which characters are valid/invalid in a JSON key name?
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{ "*~@#$%^&*()_+=><?/": "is a valid json" }
– Abhi
Oct 7 '14 at 4:24
45
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You need to use a Theme.AppCompat theme (or descendant) with this activity
...de.com/file/repository.grepcode.com/java/ext/com.google.android/android/4.4_r1/frameworks/base/core/res/res/values/themes.xml/
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Calling Java from Python
...thods from your python code as if they were python methods:
from py4j.java_gateway import JavaGateway
gateway = JavaGateway() # connect to the JVM
java_object = gateway.jvm.mypackage.MyClass() # invoke constructor
other_object = java_object.doThat()
other_object.doThis(1,'ab...
Eclipse: How do i refresh an entire workspace? F5 doesn't do it
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on windows i've used "C:\Windows\twunk_32.exe" doesn't seem to hurt :)
– iTake
Jan 10 '14 at 12:55
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Efficient method to generate UUID String in JAVA (UUID.randomUUID().toString() without the dashes)
...ither that it's 10-20x faster (cowtowncoder.com/blog/archives/2010/10/entry_429.html); or that they don't trust randomness to produce unique ids (which is kinda funny)
– StaxMan
Oct 24 '10 at 3:30
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Object.watch() for all browsers?
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developer.mozilla.org/en/JavaScript/Reference/Global_Objects/…
– Eli Grey
Dec 27 '11 at 8:00
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Parsing HTML into NSAttributedText - how to set font?
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#import "UILabel+HTML.h"
@implementation UILabel (HTML)
- (void)jaq_setHTMLFromString:(NSString *)string {
string = [string stringByAppendingString:[NSString stringWithFormat:@"<style>body{font-family: '%@'; font-size:%fpx;}</style>",
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Pip freeze vs. pip list
...packages shown in pip list but not pip freeze are setuptools (which is easy_install) and pip itself.
It looks like pip freeze just doesn't list packages that pip itself depends on. You may use the --all flag to show also those packages.
From the documentation:
--all
Do not skip these pa...
Handling very large numbers in Python
...ally:
In [1]: 59**3*61**4*2*3*5*7*3*5*7
Out[1]: 62702371781194950
In [2]: _ % 61**4
Out[2]: 0
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