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Reusing a PreparedStatement multiple times
...you could execute at once. You may for example want to execute them every 1000 batches:
public void executeBatch(List<Entity> entities) throws SQLException {
try (
Connection connection = dataSource.getConnection();
PreparedStatement statement = connection.prepareStatemen...
Is it possible to read from a InputStream with a timeout?
...vailable()
It is always acceptable for System.in.available() to return 0.
I've found the opposite - it always returns the best value for the number of bytes available. Javadoc for InputStream.available():
Returns an estimate of the number of bytes that can be read (or skipped over)
from thi...
Argparse optional positional arguments?
...tion='store_true')
_StoreTrueAction(option_strings=['-v'], dest='v', nargs=0, const=True, default=False, type=None, choices=None, help=None, metavar=None)
>>> parser.add_argument('dir', nargs='?', default=os.getcwd())
_StoreAction(option_strings=[], dest='dir', nargs='?', const=None, defaul...
Checking if a folder exists (and creating folders) in Qt, C++
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answered Feb 11 '10 at 2:22
Kyle LutzKyle Lutz
7,49822 gold badges1717 silver badges2121 bronze badges
...
Pass variables to Ruby script via command line
...uts "Argument: #{a}"
end
then
$ ./test.rb "test1 test2"
or
v1 = ARGV[0]
v2 = ARGV[1]
puts v1 #prints test1
puts v2 #prints test2
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Greenlet Vs. Threads
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208
Greenlets provide concurrency but not parallelism. Concurrency is when code can run independent...
How to list all properties of a PowerShell object
...ist * -Force" to truly see all the error information, for example,
$error[0] | Format-List * -force
Note that the wildcard can be used like a traditional wilcard this:
Get-WmiObject -Class "Win32_computersystem" | Format-List M*
...
What is the HTML tag “div” short for?
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answered Aug 29 '09 at 1:26
RushyoRushyo
6,85133 gold badges2929 silver badges4242 bronze badges
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How do I set a textbox's text to bold at run time?
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edited Jun 21 '10 at 22:58
answered Jun 21 '10 at 22:51
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How to get terminal's Character Encoding
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108
The terminal uses environment variables to determine which character set to use, therefore you ...