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How to recursively delete an entire directory with PowerShell 2.0?
...imes." --> For clarification: the parent folder will not be deleted and one gets the following error: "[parent folder] cannot be removed because it is not empty." I see this happen constantly on (slow) networked drives. The only solution is the old one: cmd /c rd as stated below.
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How to succinctly write a formula with many variables from a data frame?
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There is a special identifier that one can use in a formula to mean all the variables, it is the . identifier.
y <- c(1,4,6)
d <- data.frame(y = y, x1 = c(4,-1,3), x2 = c(3,9,8), x3 = c(4,-4,-2))
mod <- lm(y ~ ., data = d)
You can also do things li...
Python mysqldb: Library not loaded: libmysqlclient.18.dylib
...mportant to be clear that when you run the command you have given, you fix one virtualenv only - your current one. Furthermore, not everyone is (to their detriment) running in a virtualenv, so that command line would not be as general a solution as the one posted.
– GreenAsJad...
Vim indent xml file
...s an xmllint tool? In Ubuntu 15.04 there isn't and apt-get also can't find one.
– erikbwork
May 18 '15 at 12:01
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How to generate sample XML documents from their DTD or XSD?
....com/) does it as well, but that's another commerical product. It's a nice one, though... I'd strongly recommend it for anyone doing a lot of XML work. It comes in a nice Eclipse plugin, too.
I do believe there is a free, fully-featured 30 day trial.
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java.util.Date to XMLGregorianCalendar
...tep back and a modern look at this 10 years old question. The classes mentioned, Date and XMLGregorianCalendar, are old now. I challenge the use of them and offer alternatives.
Date was always poorly designed and is more than 20 years old. This is simple: don’t use it.
XMLGregorianCalendar is ol...
Programmatically register a broadcast receiver
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It sounds like you want to control whether components published in your manifest are active, not dynamically register a receiver (via Context.registerReceiver()) while running.
If so, you can use PackageManager.setComponentEnabledSetting() to control whether these compon...
HTML 5 Favicon - Support?
...80 pixels as that is the current size recommend by Apple for the latest iPhones and iPads. I have read Blackberry will also use rel="apple-touch-icon-precomposed".
As a note: Chrome for Android states:
The apple-touch-* are deprecated, and will be supported only for a short time. (Written as o...
What does %~d0 mean in a Windows batch file?
...ble and expands %I to the
fully qualified name of the first one found.
If the environment variable name is not
defined or the file is not found by the
search, then this modifier expands to the
empty string
You can find the ...
What is `related_name` used for in Django?
... model.
If you don't specify a related_name, Django automatically creates one using the name of your model with the suffix _set, for instance User.map_set.all().
If you do specify, e.g. related_name=maps on the User model, User.map_set will still work, but the User.maps. syntax is obviously a bit...