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How to delete a file via PHP?
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The following should help
realpath — Returns canonicalized absolute pathname
is_writable — Tells whether the filename is writable
unlink — Deletes a file
Run your filepath through realpath, then check if the returned path is writable and if so, unlink it.
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How do I “commit” changes in a git submodule? [duplicate]
I have, in my naivety, set up a git submodule and treated it like a Subversion external - i.e. it's now full of changes that I've just realized haven't been committed or pushed anywhere.
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iTunes Connect: How to choose a good SKU?
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You are able to choose one that you like, but it has to be unique.
Every time I have to enter the SKU I use the App identifier (e.g. de.mycompany.myappname) because this is already unique.
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How to select a CRAN mirror in R
I'm trying to install a package through the R prompt by doing the following:
11 Answers
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Android Studio Checkout Github Error “CreateProcess=2” (Windows)
Today I've tried to checkout my Github project using brand new Android Studio and ended up with this nasty error :
9 Answer...
Disable ActiveRecord for Rails 4
I want to disable ActiveRecord in Rails 4. I did the following in config/application.rb
8 Answers
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git add only modified changes and ignore untracked files
I ran "git status" and listed below are some files that were modified/or under the heading "changes not staged for commit".
It also listed some untracked files that I want to ignore (I have a ".gitignore" file in these directories).
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No Exception while type casting with a null in java
...out getting any exception.
The println method does not throw null pointer because it first checks whether the object is null or not. If null then it simply prints the string "null". Otherwise it will call the toString method of that object.
Adding more details: Internally print methods call String...
Rearrange columns using cut
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For the cut(1) man page:
Use one, and only one of -b, -c or -f. Each LIST is made up of
one
range, or many ranges separated by commas. Selected input is written
in the same order that it is read, and is written exactly once.
It reaches field 1 f...
How to clone a Date object?
Assigning a Date variable to another one will copy the reference to the same instance. This means that changing one will change the other.
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