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Why does this code using random strings print “hello world”?
... the javadoc says that the seed is 48 bits. docs.oracle.com/javase/7/docs/api/java/util/Random.html. And besides, the actual seeds are 32 bit values.
– Stephen C
Mar 3 '13 at 4:58
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Java Name Hiding: The Hard Way
...nd
not requiring the overhead or complexity of working with the reflection API.
The downside is that this code is really horrible! For me, it generates a warning, and that's a good thing in general. But since it's working around a problem that is otherwise thoroughly impractical, adding a
@Suppr...
Runnable with a parameter?
...answer is to use Consumer<T>:
https://docs.oracle.com/javase/8/docs/api/java/util/function/Consumer.html
It's one of the functional interfaces, which means you can call it as a lambda expression:
void doSomething(Consumer<String> something) {
something.accept("hello!");
}
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do...
Truncate a list to a given number of elements
...n, I think Stream.limit should do the trick (docs.oracle.com/javase/8/docs/api/java/util/stream/…)
– Eran Medan
Jul 31 '17 at 22:38
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How do I create a file and write to it in Java?
..."? At least here it says "top efficient" docs.oracle.com/javase/1.5.0/docs/api/java/io/…
– Juan
Feb 12 '13 at 17:27
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JavaScript window resize event
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mdn link: developer.mozilla.org/en-US/docs/Web/API/ResizeObserver
– Seph Reed
Feb 4 at 23:25
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Get timezone from DateTime
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From the API (http://msdn.microsoft.com/en-us/library/system.datetime_members(VS.71).aspx) it does not seem it can show the name of the time zone used.
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How do I convert a NSString into a std::string?
... Careful of encoding. While UTF-8 is generally a good choice, if the API you're working with expects, say, pure ASCII or the system codepage, you'll have to use -cStringUsingEncoding: instead. :)
– Jonathan Grynspan
Nov 3 '11 at 20:57
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How can I connect to MySQL in Python 3 on Windows?
...oesn't have any dependencies.
This pure Python MySQL client provides a DB-API to a MySQL database by talking directly to the server via the binary client/server protocol.
Example:
import pymysql
conn = pymysql.connect(host='127.0.0.1', unix_socket='/tmp/mysql.sock', user='root', passwd=None, db='my...
Logging framework incompatibility
...ng the 1.5.6 version of the jcl bridge with the 1.6.0 version of the slf4j-api; this won't work because of a few changes in 1.6.0. Use the same versions for both, i.e. 1.6.1 (the latest). I use the jcl-over-slf4j bridge all the time and it works fine.
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