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How to calculate dp from pixels in android programmatically [duplicate]
I want to calculate dp from px programmatically. How to do it?
I get resolution from:
4 Answers
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What SOAP client libraries exist for Python, and where is the documentation for them? [closed]
... I'm doing this to get myself acquainted with both technologies. I've installed SOAPlib and I've tried to read their Client documentation, but I don't understand it too well. Is there anything else I can look into which is more suited for being a SOAP Client library for Python?
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Open file dialog box in JavaScript
...xtensions. Many browsers support the accept attribute on file inputs. This allows you to limit the file types displayed in the file browser dialog. Fine Uploader provides access to this functionality via the acceptFiles property of the validation option. See the validation section of the options doc...
Prevent the keyboard from displaying on activity start
...g both in code, and in xml! Indeed, this is the most correct answer! Especially since it was probably that 3 minutes you spent writing both methods that made you not first ;-)
– eric
Apr 21 '17 at 1:13
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How to get the last char of a string in PHP?
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I think this is a better solution because it allows you to modify the character, whereas the substr solution given above does not.
– cazort
Aug 19 '17 at 15:16
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Not equal != operator on NULL
...dicates for such situations.
This behavior is not specific to SQL Server. All standards-compliant SQL dialects work the same way.
Note: To compare if your value is not null, you use IS NOT NULL, while to compare with not null value, you use <> 'YOUR_VALUE'. I can't say if my value equals or ...
How to access command line arguments of the caller inside a function?
...you can use $@ and $#.
$# gives you the number of arguments.
$@ gives you all arguments. You can turn this into an array by args=("$@").
So for example:
args=("$@")
echo $# arguments passed
echo ${args[0]} ${args[1]} ${args[2]}
Note that here ${args[0]} actually is the 1st argument and not the ...
Error: Can't set headers after they are sent to the client
...) {
if (err) {
res.send(err);
} else {
User.findOneAndUpdate({ _id: req.user._id }, { $push: { article: doc._id } })
.exec(function(err, doc2) {
if (err) res.send(err);
else res.json(doc2); // Will be called second.
})
res.json(doc1); // Will be ...
How can I start an interactive console for Perl?
...ms to provide the best almost-out-of-the-box solution (you may have to install rlwrap). All third-party REPL/console solutions, including perlconsole, are cumbersome to install and often have more limitations.
– mklement0
Jul 8 '15 at 3:09
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SQLite: How do I save the result of a query as a CSV file?
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All the existing answers only work from the sqlite command line, which isn't ideal if you'd like to build a reusable script. Python makes it easy to build a script that can be executed programatically.
import pandas as pd
im...