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What is an uninterruptible process?
... @ddaa "Unix tradition (and thus almost all applications) believe file store writes to be non signal interruptible. It would not be safe or practical to change that guarantee." -> This is exactly the most wrong part of all this IMO. Just interrupt the read/write request of the driver, an...
How to move a model between two Django apps (Django 1.7)
...t app.
$ python manage.py makemigrations old_app --empty
Edit migration file to include these operations.
class Migration(migrations.Migration):
database_operations = [migrations.AlterModelTable('TheModel', 'newapp_themodel')]
state_operations = [migrations.DeleteModel('TheModel')]
...
Android: combining text & image on a Button or ImageButton
... the background. Use a StateListDrawable (usually via <selector> XML file in res/drawable/), so you can define backgrounds for the various states (normal, pressed, focused, disabled, etc.).
– CommonsWare
Oct 7 '09 at 18:11
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Compiling Java 7 code via Maven
My pom file lists
18 Answers
18
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/bin/sh: pushd: not found
I am doing the following inside a make file
11 Answers
11
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Drop unused factor levels in a subsetted data frame
...just drop.levels yields "gdata: read.xls support for 'XLS' (Excel 97-2004) files ENABLED." "gdata: Unable to load perl libaries needed by read.xls()" "gdata: to support 'XLSX' (Excel 2007+) files." "gdata: Run the function 'installXLSXsupport()'" "gdata: to automatically download and install the per...
What is the purpose of “&&” in a shell command?
...
See the example:
mkdir test && echo "Something" > test/file
Shell will try to create directory test and then, only if it was successfull will try create file inside it.
So you may interrupt a sequence of steps if one of them failed.
...
C++ compile error: has initializer but incomplete type
...was found but not the method leaving the programmer in the dark about what file to include unless he knows the standard library file names by heart, which is a ridiculous expectation. I hope someone reports it as a bug.
– j riv
Jul 9 '18 at 11:07
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How can I maximize the editor pane in IntelliJ IDEA?
... Windows
And then assign a hotkey to the macro. Here's how I did this:
File > Settings > Keymap
Use the search bar to search for the two commands above. Assign obscure hotkeys to those.
Edit > Macros > Start macro recording
Hit the two obscure hotkeys you just assigned: this should m...
Detecting request type in PHP (GET, POST, PUT or DELETE)
...le, without quoting what interpreting engine you're using, add a .htaccess file containing RewriteEngine on RewriteRule ^api/(.*)$ api.php/$1 This assumes your API file is called api.php. Also, since the above code block was written, the PHP developers have depreciated the split function. it work...