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How to check an Android device is HDPI screen or MDPI screen?
...@SteD is it possible to tell what a device is going to be? eg consider the case where the dpi is 140 in the middle of the bucket range? does it round down or up?
– wal
Jun 29 '16 at 6:12
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Formatting a float to 2 decimal places
... a sales module for a clients website. So far I have got the sale price to calculate perfectly but where I have come stuck is formatting the output to 2 decimal places.
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make: Nothing to be done for `all'
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Sometimes "Nothing to be done for all" error can be caused by spaces before command in makefile rule instead of tab. Please ensure that you use tabs instead of spaces inside of your rules.
all:
<\t>$(CC) $(CFLAGS) ...
instead of
all:
$(CC) $(CFLAGS) ...
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How do I “undo” a --single-branch clone?
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You can tell Git to pull all branches like this:
git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*"
git fetch origin
If you look in .git/config, it'll look something like this:
[core]
repositoryformatver...
Notification passes old Intent Extras
i am creating a notification inside a BroadcastReceiver via this code:
6 Answers
6
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Add Text on Image using PIL
I have an application that loads an Image and when the user clicks it, a text area appears for this Image (using jquery ), where user can write some text on the Image. Which should be added on Image.
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How to do ssh with a timeout in a script?
...add to known_hosts, and StrictHostKeyChecking adds the fingerprint automatically.
**** NOTE ****
The "StrictHostKeyChecking" was only intended for internal networks where you trust you hosts. Depending on the version of the SSH client, the "Are you sure you want to add your fingerprint" can cause ...
Case insensitive XPath contains() possible?
...known beforehand. Add any accented characters you expect to see.
If you can, mark the text that interests you with some other means, like enclosing it in a <span> that has a certain class while building the HTML. Such things are much easier to locate with XPath than substrings in the elemen...
How do I get the picture size with PIL?
...mber of channels, you should use im.mode. Since PIL is a bit cryptic, you can also use numpy: numpy.array(im).shape
– Alex Kreimer
Jun 17 '17 at 17:26
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How can I match a string with a regex in Bash?
...-4.2.2.tar.bz2 =~ tar.bz2$ ]] && echo matched
Alternatively, you can use wildcards (instead of regexes) with the == operator:
[[ sed-4.2.2.tar.bz2 == *tar.bz2 ]] && echo matched
If portability is not a concern, I recommend using [[ instead of [ or test as it is safer and more po...