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How do you create optional arguments in php?
...ument must be a constant expression. It can't be a variable or a function call.
If you need this functionality however:
function foo($foo, $bar = false)
{
if(!$bar)
{
$bar = $foo;
}
}
Assuming $bar isn't expected to be a boolean of course.
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Import SQL dump into PostgreSQL database
...re you're already connected to the correct database. This command executes all of the SQL commands in the specified file.
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Getting pids from ps -ef |grep keyword
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pgrep -f keyword
From the man page:
-f The pattern is normally only matched against the process name. When -f is set, the full command line is used.
If you really want to avoid pgrep, try:
ps -ef | awk '/[k]eyword/{print $2}'
Note the [] around the first letter of the keywor...
WPF TextBox won't fill in StackPanel
...s meant for "stacking" things even outside the visible region, so it won't allow you to fill remaining space in the stacking dimension.
You can use a DockPanel with LastChildFill set to true and dock all the non-filling controls to the Left to simulate the effect you want.
<DockPanel Background...
How to find an element by matching exact text of the element in Capybara
...heck out the 'Options Hash' section of the Method: Capybara::Node::Finders#all documentation.
PS: text matches are case sensitive. Your example code actually raises an error:
find("a", :text => "berlin")
# => Capybara::ElementNotFound:
# Unable to find css "a" with text "berlin"
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keep rsync from removing unfinished source files
...nt to move the files from speed to mass after they're done downloading. Ideally, I'd just run:
4 Answers
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git push fails: RPC failed; result=22, HTTP code = 411
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You can also do this globally -
git config --global http.postBuffer 524288000
That will allow all local repos to push up to 500MB of data.
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Small Haskell program compiled with GHC into huge binary
Even trivially small Haskell programs turn into gigantic executables.
2 Answers
2
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Loop through each row of a range in Excel
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Just stumbled upon this and thought I would suggest my solution. I typically like to use the built in functionality of assigning a range to an multi-dim array (I guess it's also the JS Programmer in me).
I frequently write code like this:
Sub arrayBuilder()
myarray = Range("A1:D4")
'unlike mo...
A Java collection of value pairs? (tuples?)
... clear that the Pair class is never going to have any logic associated and all clients will need access to 'left' and 'right,' so why not make it easy?
– Outlaw Programmer
Feb 6 '09 at 17:39
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