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How can I pass command-line arguments to a Perl program?
...ARGV + 1;
print "thanks, you gave me $numArgs command-line arguments.\n";
foreach my $argnum (0 .. $#ARGV) {
print "$ARGV[$argnum]\n";
}
From here.
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How do I see what character set a MySQL database / table / column is?
What is the (default) charset for:
14 Answers
14
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In Python, how do I index a list with another list?
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T = [L[i] for i in Idx]
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JavaScript to scroll long page to DIV
...the exception that you don't have to provide scrollable ancestor. It looks for it automatically.
– Robert Koritnik
May 2 '11 at 15:37
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What is the significance of #pragma marks? Why do we need #pragma marks?
...de? Does their location in .m files matter? Should some #pragma come before all others?
7 Answers
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How can I delete all of my Git stashes at once?
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Worth mentioning that at least for the integrated terminal in VSCode using Windows 10, it is git stash drop 'stash@{index}', with apostrophes.
– Oriol Miró
Jan 27 at 15:20
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Generating random number between 1 and 10 in Bash Shell Script [duplicate]
...the very top set only has a range of 0-7. Thus, there are two fewer draws for 8 & 9 than 0-7. The + 1 translates this to a bias against 9 & 10. This would be a major flaw in security contexts - an RNG must not display bias, and at scale this is noticeable. Further explanation: Anatomy of...
Full screen background image in an activity
...re several ways you can do it.
Option 1:
Create different perfect images for different dpi and place them in related drawable folder. Then set
android:background="@drawable/your_image"
Option 2:
Add a single large image. Use FrameLayout. As a first child add an ImageView. Set the following in ...
Set android shape color programmatically
...ario where background is an instance of ColorDrawable. Thanks Tyler Pfaff, for pointing this out.
The drawable is an oval and is the background of an ImageView
Get the Drawable from imageView using getBackground():
Drawable background = imageView.getBackground();
Check against usual suspect...
How to input a regex in string.replace?
...ut I would strongly recommend spending an hour or two studying the basics. For starters, you need to learn which characters are special: "metacharacters" which need to be escaped (i.e. with a backslash placed in front - and the rules are different inside and outside character classes.) There is an e...