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LINQ where vs takewhile
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Say you have an array that contains [1, 3, 5, 7, 9, 0, 2, 4, 6, 8]. Now:
var whereTest = array.Where(i => i <= 5); will return [1, 3, 5, 0, 2, 4].
var whileTest = array.TakeWhile(i => i <= 5); will return [1, 3, 5].
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UITextField text change event
... only those changes made directly by the built-in iOS keyboard are tracked now. This means that if you change your UITextField object just by invoking something like this: myUITextField.text = @"any_text", you won't be notified about any changes at all.
I don't know if this is a bug or it is intend...
is not JSON serializable
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Now getting error --> 'NoneType' object has no attribute 'concrete_model' ... And using Django 1.4+
– tuna
May 28 '13 at 11:42
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How to add icon inside EditText view in Android ?
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@Paresh - which is why I deleted the answer. I have now edited to include a programmatic solution in addition to the original XML solution.
– Peter Ajtai
Nov 18 '11 at 19:26
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Difference between app.use and app.get in express.js
... Mar 24 '13 at 17:44
Jonathan LonowskiJonathan Lonowski
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How to split long commands over multiple lines in PowerShell
... are using Notepad++, it will even highlight correctly as a string block.
Now, if you wanted that string to contain double quotes, too, just add them in, like this:
$myvar = "Site"
$mystring = @"
<a href="http://somewhere.com/somelocation">
Bob's $myvar
</a>
"@
You would get exactly ...
adding directory to sys.path /PYTHONPATH
...NPATH = "$($pathToSourceRoot);$($pathToSourceRoot)/subdirs_if_required"
# Now run the actual script
python your_script.py
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Rails: Check output of path helper from console
...like app.get "/" then just instance_eval the wanted methods, as they are now protected by default. Something like: app.instance_eval{ post_path(post) }
– Chubas
May 17 '10 at 2:17
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When to prefer JSON over XML?
...the libraries are available in your context, and they're pretty ubiquitous now.
When Amazon first exposed their catalogs as a web service, they offered both JSON and XML. Something like 90% of the implementers chose JSON.
s...
Selecting with complex criteria from pandas.DataFrame
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A B C
1 7 80 700
2 4 90 100
4 7 80 200
5 7 60 800
Now if you want to change the returned values in column A you can save their index:
my_query_index = df.query('B > 50 & C != 900').index
....and use .iloc to change them i.e:
df.iloc[my_query_index, 0] = 5000
prin...