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IF statement: how to leave cell blank if condition is false (“” does not work)
I would like to write an IF statement, where the cell is left blank if the condition is FALSE.
Note that, if the following formula is entered in C1 ( for which the condition is false ) for example:
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Recursively add files by pattern
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Sergio Acosta's answer is probably your best bet if some of the files to be added may not already be tracked. If you want to limit yourself to files git already knows about, you could combine git-ls-files with a filter:
git ls-files [path] | grep '\.java$' | xargs git add
Git d...
Regex to match string containing two names in any order
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You can do checks using lookarounds:
^(?=.*\bjack\b)(?=.*\bjames\b).*$
Test it.
This approach has the advantage that you can easily specify multiple conditions.
^(?=.*\bjack\b)(?=.*\bjames\b)(?=.*\bjason\b)(?=.*\bjules\b).*$
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How to set the environmental variable LD_LIBRARY_PATH in linux
...ains all the libraries that you wish to add to the system, for example
/home/linux/myLocalLibs
remember to add only the path to the dir, not the full path for the file, all the libs inside that path will be automatically indexed.
Save and run sudo ldconfig to update the system with this libs.
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app-release-unsigned.apk is not signed
...droid app on github and I'm trying to run it, but I get a dialog with this message
17 Answers
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How to format a Java string with leading zero?
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That's pretty clever -- but it took me about 30 seconds to "get it". I think a more readable solution would be better.
– Amy B
Oct 29 '10 at 13:12
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Create an Array of Arraylists
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As per Oracle Documentation:
"You cannot create arrays of parameterized types"
Instead, you could do:
ArrayList<ArrayList<Individual>> group = new ArrayList<ArrayList<Individual>>(4);
As suggested by Tom Hawtin...
How do I determine the current operating system with Node.js
...dited Nov 19 '19 at 0:48
Stan James
2,1772323 silver badges3434 bronze badges
answered Dec 30 '11 at 20:54
Mau...
ActiveModel::ForbiddenAttributesError when creating new user
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I guess you are using Rails 4. If so, the needed parameters must be marked as required.
You might want to do it like this:
class UsersController < ApplicationController
def create
@user = User.new(user_params)
# ...
end
private
def user_params
params...
How to delete a whole folder and content?
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Let me tell you first thing you cannot delete the DCIM folder because it is a system folder. As you delete it manually on phone it will delete the contents of that folder, but not the DCIM folder. You can delete its contents by u...