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What are the differences between poll and select?
...is library function both have this limit. But I
see that BSD/OS 2.1 has now been coded to avoid this limit, so it's
doable, just a small matter of programming. :-) Someone should file a
Solaris bug report on this, and see if it ever gets fixed.
With poll(), however, the user must alloc...
ActiveRecord OR query
...s noted in this pull request https://github.com/rails/rails/pull/9052
For now, simply sticking with the following works great:
Foo.where('foo= ? OR bar= ?', 'bar', 'bar')
Update: According to https://github.com/rails/rails/pull/16052 the or feature will be available in Rails 5
Update: Feature h...
How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...h custom solutions that allow CNAME-like behavior on the zone apex. To my knowledge, we have DNSimple's ALIAS record and DNS Made Easy's ANAME record; both behave similarly.
Using those, you could setup your records as (using zonefile notation, even tho you'll probably do this on their web user int...
Why does the C# compiler not fault code where a static method calls an instance method?
...w answer (and this entire question) has mostly only historical interest by now!
(Pre C# 7.3:)
For some reason, overload resolution always finds the best match before checking for static versus non-static. Please try this code with all static types:
class SillyStuff
{
static void SameName(obje...
SQLite in Android How to update a specific row
I've been trying to update a specific row for a while now, and it seems that there are two ways to do this. From what I've read and tried, you can just use the:
...
Nested function in C
... Other languages supported by GCC do have them (ADA and Pascal that I know of), so it is likely that either it was easy to add to the C implementation or that it was added to C in order to make in preparation for supporting languages which require them.
– nategoose
...
Convert JavaScript string in dot notation into an object reference
...e timezone bugs or added serialization complexity if not careful). Or you know what you're doing.
This is maybe fine. Be careful that there are no dot strings "." in your sanitized input fragments.
If you find yourself using this answer all the time and converting back and forth betw...
How to get TimeZone from android mobile?
...for getting currect time zone :
TimeZone tz = TimeZone.getDefault();
Date now = new Date();
//Import part : x.0 for double number
double offsetFromUtc = tz.getOffset(now.getTime()) / 3600000.0;
String m2tTimeZoneIs = Double.parseDouble(offsetFromUtc);
...
How do I spool to a CSV formatted file using SQLPLUS?
...
Does anyone know how to you turn off echo, the obvious "set echo off" doesn't seem to work with this?
– Quaternion
Nov 1 '18 at 22:39
...
When use getOne and findOne methods Spring Data JPA
... defined in the CrudRepository interface as :
T findOne(ID primaryKey);
Now, the single findOne() method that you will find in CrudRepository is which one defined in the QueryByExampleExecutor interface as :
<S extends T> Optional<S> findOne(Example<S> example);
That is imple...