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How do I clear only a few specific objects from the workspace?
...("^tmp", ls())])
thereby removing all objects whose name begins with the string "tmp".
Edit: Following Gsee's comment, making use of the pattern argument:
rm(list = ls(pattern = "^tmp"))
Edit: Answering Rafael comment, one way to retain only a subset of objects is to name the data you want to ...
How to add a list item to an existing unordered list?
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I love this. I hate messing with strings and quotes :) BTW: Other option would be stackoverflow.com/a/4673436/112000
– Tomáš Fejfar
Apr 10 '12 at 11:53
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How do I read image data from a URL in Python?
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In Python3 the StringIO and cStringIO modules are gone.
In Python3 you should use:
from PIL import Image
import requests
from io import BytesIO
response = requests.get(url)
img = Image.open(BytesIO(response.content))
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Escaping ampersand in URL
I am trying to send a GET message that contains strings with ampersands and can't figure how to escape the ampersand in the URL.
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How to alter a column and change the default value?
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It's the default string the OP was asking for. When you specify no value for this column when inserting a row, the value becomes {}.
– fancyPants
Sep 8 '18 at 19:41
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Use “ENTER” key on softkeyboard instead of clicking button
...="fill_parent"
android:layout_height="wrap_content"
android:hint="@string/search_hint"
android:inputType="text"
android:imeOptions="actionSend" />
You can then listen for presses on the action button by defining a TextView.OnEditorActionListener for the EditText element. In your...
How to find all the tables in MySQL with specific column names in them?
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You can also use DATABASE() instead of a string to search in the currently selected database.
– Sherlock
Mar 12 '13 at 16:01
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SVN Repository Search [closed]
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Create git-svn mirror of that repository.
Search for added or removed strings inside git: git log -S'my line of code' or the same in gitk
The advantage is that you can do many searches locally, without loading the server and network connection.
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Find an element in DOM based on an attribute value
...seems that value can not be a number or SyntaxError: An invalid or illegal string was specified
– jeum
Apr 21 '15 at 15:16
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What purpose does a tag serve inside of a tag?
...s them to directly access DOM elements, instead of having to place it in a string or a comment (which I consider particularly bad, as comments are not meant for actual information) and then parse it. It also prevents the execution of scripts and CSS styles until specifically loaded.
I personally fi...