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Static constant string (class member)
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You have to define your static member outside the class definition and provide the initializer there.
First
// In a header file (if it is in a header file in your case)
class A {
private:
static const string RECTANGLE;
};
and then
// In one...
java: ArrayList - how can i check if an index exists?
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The method arrayList.size() returns the number of items in the list - so if the index is greater than or equal to the size(), it doesn't exist.
if(index >= myList.size()){
//index not exists
}else{
// index exists
}
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What do commas and spaces in multiple classes mean in CSS?
...ontainer_16's 460 pixels wide." So both of the following will render the same:
<div class="container_12">
<div class="grid_6">460px Wide</div>
</div>
<div class="container_16">
<div class="grid_8">460px Wide</div>
</div>
As for the commas, it's ...
Get list of all tables in Oracle?
How do I query an Oracle database to display the names of all tables in it?
23 Answers
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Create a .csv file with values from a Python list
... I print the values in the list they are all unicode (?), i.e. they look something like this
13 Answers
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Run cron job only if it isn't already running
...ef | grep -v grep | grep doctype.php ; then
exit 0
else
/home/user/bin/doctype.php >> /home/user/bin/spooler.log &
#mailing program
/home/user/bin/simplemail.php "Print spooler was not running... Restarted."
exit 0
fi
It runs every two minutes an...
Detecting syllables in a word
...on other parts of my app, and later return to this 'simple' problem. Silly me :)
– user50705
Jan 1 '09 at 17:33
I read...
Linux command to list all available commands and aliases
... Is there an equivalent to this for csh/tcsh? Those terminals also have some sort of autocompleting function used on tab, so maybe something exists?
– krb686
Feb 10 '15 at 18:40
2...
How can I install Apache Ant on Mac OS X?
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Ant is already installed on some older versions of Mac OS X, so you should run ant -version to test if it is installed before attempting to install it.
If it is not already installed, then your best bet is to install Homebrew (brew install ant) or MacPo...
How to group time by hour or by 10 minutes
...1) * 5, so that when I look at the data it's correlated with the nearest time slot
– hdost
Aug 3 '15 at 15:46
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