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findViewByID returns null
...f all: yes, I read all the other threads on this topic. And not only those from this site... (you see, I'm a little frustrated)
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Should I use a data.frame or a matrix?
...haring @Gavin Simpson! Could you introduce a bit more about how to go back from 1-6 to a-f?
– YJZ
Jul 20 '15 at 14:40
1
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How to have git log show filenames like svn log -v
... is not yet pushed to a remote branch and there is no guarantee the latest from the remote has already been pulled in. For example:
git log --name-only --pretty=format: my_local_branch --not origin/master
Would show all the files that have been changed on the local branch, but not yet merged to t...
Python Pandas Error tokenizing data
...ader of the file. It reads the first row and infers the number of columns from that row. But the first two rows aren't representative of the actual data in the file.
Try it with data = pd.read_csv(path, skiprows=2)
share
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How do I add a placeholder on a CharField in Django?
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For a ModelForm, you can use the Meta class thus:
from django import forms
from .models import MyModel
class MyModelForm(forms.ModelForm):
class Meta:
model = MyModel
widgets = {
'name': forms.TextInput(attrs={'placeholder': 'Name'}),
...
Count how many files in directory PHP
...thin that directories and so on to count all files and exclude directories from the count?
– The Bumpaster
Jul 2 '16 at 13:40
1
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What really happens in a try { return x; } finally { x = null; } statement?
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No - at the IL level you can't return from inside an exception-handled block. It essentially stores it in a variable and returns afterwards
i.e. similar to:
int tmp;
try {
tmp = ...
} finally {
...
}
return tmp;
for example (using reflector):
static int ...
Add a property to a JavaScript object using a variable as the name?
...dynamically creating objects and so I ended up here and happily benefited from this answer.
– Oliver Lloyd
Oct 29 '16 at 17:40
2
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Is there a way to add/remove several classes in one single instruction with classList?
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Since the add() method from the classList just allows to pass separate arguments and not a single array, you need to invoque add() using apply. For the first argument you will need to pass the classList reference from the same DOM node and as a sec...
Recommended method for escaping HTML in Java
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StringEscapeUtils from Apache Commons Lang:
import static org.apache.commons.lang.StringEscapeUtils.escapeHtml;
// ...
String source = "The less than sign (<) and ampersand (&) must be escaped before using them in HTML";
String escaped...