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Forcing child to obey parent's curved borders in CSS
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Bingo, I was testing with Firefox 3.6. So this explains it.
– Daniel Bingham
Sep 18 '10 at 1:17
1
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how to mysqldump remote db from local machine
...GES;
-
Local server
sudo /usr/local/mysql/bin/mysqldump \
--databases test_1 \
--host=192.168.0.101 \
--user=backup_remote_2 \
--password=3333333 \
--master-data \
--set-gtid-purged \
--events \
--triggers \
--routines \
--verbose \
--ssl-mode=REQUIRED \
--result-file=/home/db_1.sql
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What is the difference between “AS” and “IS” in an Oracle stored procedure?
...s for packages and procedures, but not for cursors:
This works...
cursor test_cursor
is
select * from emp;
... but this doesn't:
cursor test_cursor
as
select * from emp;
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Detect if called through require or directly by command line
...a module');
}
See documentation for this here: https://nodejs.org/docs/latest/api/modules.html#modules_accessing_the_main_module
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iOS difference between isKindOfClass and isMemberOfClass
...or or - (BOOL)conformsToProtocol:(Protocol*)aProtocol. I.e, it's better to test these if they can answer your need rather than testing class/subclass.
See apple doc for NSObject class and protocol:
http://developer.apple.com/library/mac/documentation/Cocoa/Reference/Foundation/Classes/NSObject_Cl...
How to erase the file contents of text file in Python?
...e to overwrite the file. In C++:
#include <fstream>
std::ofstream("test.txt", std::ios::out).close();
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How do I get a string format of the current date time, in python?
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#python3
import datetime
print(
'1: test-{date:%Y-%m-%d_%H:%M:%S}.txt'.format( date=datetime.datetime.now() )
)
d = datetime.datetime.now()
print( "2a: {:%B %d, %Y}".format(d))
# see the f" to tell python this is a f string, no .format
print(f"2b: {d:%B %...
Which is faster : if (bool) or if(int)?
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Yeah, the discussion's fun. But just test it:
Test code:
#include <stdio.h>
#inclu
Two single-column indexes vs one two-column index in MySQL?
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"MySQL can use multiple-column indexes for queries that test all the columns in the index, or queries that test just the first column, the first two columns, the first three columns, and so on. If you specify the columns in the right order in the index definition, a single composi...
javascript i++ vs ++i [duplicate]
... Guffa is correct here. jsperf.com/ppi-vs-ipp-forloop when I run this test and it shows i++ being faster in a for loop, but not by enough to be significant. While ++i may be faster in other languages, I think it's safe to say javascript optimizes the operation to be the same.
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