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Which is faster: multiple single INSERTs or one multiple-row INSERT?
... a time, where I could adjust the value of n before a run.) I also ran the test multiple times for each n.
Doing single VALUE blocks (eg, 1 row at a time) took 5.7 - 5.9 seconds to run. The other values are as follows:
2 rows at a time: 3.5 - 3.5 seconds
5 rows at a time: 2.2 - 2.2 seconds
10 rows...
ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
... v$parameter where name='service_names'
Once I updated tnsnames.ora to:
TEST =
(DESCRIPTION =
(ADDRESS_LIST =
(ADDRESS = (PROTOCOL = TCP)(HOST = *<validhost>*)(PORT = *<validport>*))
)
(CONNECT_DATA =
(SERVER = DEDICATED)
(SERVICE_NAME = *<servicena...
How can I check if a method is static using reflection?
...er" (see section 6 of the Java secure coding guidelines).
Disclaimer: Not tested or even compiled.
Note Modifier should be used with care. Flags represented as ints are not type safe. A common mistake is to test a modifier flag on a type of reflection object that it does not apply to. It may be th...
Hidden Features of JavaScript? [closed]
...
Also, be careful: the in operator also tests the prototype chain! If someone has put a property called '5' on the Object.prototype, the second example would return true even if you called '5 in list(1, 2, 3, 4)'... You'd better use the hasOwnProperty method: list...
How to capitalize the first character of each word in a string
...s that. Just replace your if-else-if block with my if-else block and run a test.
– bancer
Nov 10 '12 at 1:09
@TrueSoft...
WPF Command Line
...e void OnStartup(StartupEventArgs e)
{
base.OnStartup(e);
if ( /* test command-line params */ )
{
/* do stuff without a GUI */
}
else
{
new Window1().ShowDialog();
}
this.Shutdown();
}
...
Convert Python program to C/C++ code? [closed]
...t works, doing the second version from existing Python (with existing unit tests, and with existing profiling data) will still be faster than trying to do the C code from scratch.
This quote is important.
Thompson's Rule for First-Time Telescope Makers
It is faster to make a four-inch mirror...
Proper use cases for Android UserManager.isUserAGoat()?
...
@PeterOlson - if you are specifically trying to test a code branch where an if goes false or true, this is the most precise and obvious way to simulate that - commenting out the block could be less accurate if you don't match to the proper end of the block (perhaps you did...
How to retrieve inserted id after inserting row in SQLite using Python?
...ecute('INSERT INTO foo (username,password) VALUES (?,?)',
('test','test'))
print(cursor.lastrowid)
# 1
If two people are inserting at the same time, as long as they are using different cursors, cursor.lastrowid will return the id for the last row that cursor inserted:
cursor.execut...
Why does python use 'else' after for and while loops?
... method is to create a flag or store variable that will let me do a second test to see how the loop was exited.
For example assume that I need to search through a list and process each item until a flag item is found and then stop processing. If the flag item is missing then an exception needs to b...