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Best way to test for a variable's existence in PHP; isset() is clearly broken
...dited Apr 24 '14 at 22:11
Mark Amery
98.9k4848 gold badges336336 silver badges379379 bronze badges
answered Jan 6 '09 at 21:07
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Overwriting my local branch with remote branch [duplicate]
...nd it didn't work: git fetch --all, git reset --hard SHA1OFANOLDCOMMIT, (some other stuff), git reset --hard origin/branch. The end result was that I was still at the old commit. So, this approach may work in some cases, but I think it doesn't work in all.
– greggles
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Pandas count(distinct) equivalent
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How to access this unique count . As there is no column name
– Tarun Khaneja
May 3 '18 at 12:08
Thank...
Where is android studio building my .apk file?
...ct from the ground up, so there's been a lot of problems with it. At the moment, everything's working great, except that when I try to run the app, I get the message 'Local path doesn't exist.' , where the local path is pointing at the path: AndroidStudioProjects\MyProject\MyProject..\build\produc...
Making custom right-click context menus for my web-app
...e a few websites like google-docs and map-quest that have custom drop down menus when you right-click. Somehow they override the browser's behavior of drop-down menu, and I'm now sure exactly how they do it. I found a jQuery plugin that does this, but I'm still curious about a few things:
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How to show the loading indicator in the top status bar
I have noticed that some apps like Safari and Mail show a loading indicator in the status bar (the bar at the very top of the phone) when they are accessing the network. Is there a way to do the same thing in SDK apps, or is this an Apple only thing?
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Python: how to print range a-z?
... string.ascii_lowercase[:14:2]
'acegikm'
To do the urls, you could use something like this
[i + j for i, j in zip(list_of_urls, string.ascii_lowercase[:14])]
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Create and append dynamically
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Use the same process. You already have the variable iDiv which still refers to the original element <div id='block'> you've created. You just need to create another <div> and call appendChild().
// Your existing code unmod...
How to view method information in Android Studio?
In Eclipse, when you hover your mouse over a method, a window would appear with a description of what the method does, what the parameters mean and what it returns. Is there a way to get Android Studio to do the same thing?
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send mail from linux terminal in one line [closed]
...inux system. What you want behind it is either sendmail or postfix. I recommend the latter.
You can install it via your favorite package manager. Then you have to configure it, and once you have done that, you can send email like this:
echo "My message" | mail -s subject user@gmail.com
See the ...