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Email address validation using ASP.NET MVC data type attributes
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Thank you @Shittu Olugbenga! But I can't understand why this doesn't work: [DataType(DataType.EmailAddress, ErrorMessage = "Error message.")]
– Wellington Zanelli
Sep 18 '14 at 12:34
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Installing PIL with pip
I am trying to install PIL (the Python Imaging Library) using the command:
21 Answers
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Pip freeze vs. pip list
...ments.txt
The packages need to be in a specific format for pip to understand, which is
feedparser==5.1.3
wsgiref==0.1.2
django==1.4.2
...
That is the "requirements format".
Here, django==1.4.2 implies install django version 1.4.2 (even though the latest is 1.6.x).
If you do not specify ==1.4....
Task continuation on UI thread
Is there a 'standard' way to specify that a task continuation should run on the thread from which the initial task was created?
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Measuring elapsed time with the Time module
... You can also take a look at profilehooks pip install profilehooks, and its homepage here
– pjama
Jan 5 '13 at 5:08
14
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Untrack files from git temporarily
...local git on my machine. When I initialized git, I added pre-compiled libs and binaries. However, now during my development I don't want to check in those files intermittently. I dont want to remove these files from repo. Is there any way to not keep a track of these files till I complete my develop...
Is it possible to make a div 50px less than 100% in CSS3? [duplicate]
...rrently supported in the 3 main browsers: Firefox, Google Chrome (WebKit), and IE9: http://caniuse.com/calc
MDN: https://developer.mozilla.org/en/CSS/-moz-calc
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In Postgresql, force unique on combination of two columns
...l1, col2)
)
autoincrement is not postgresql. You want a serial.
If col1 and col2 make a unique and can't be null then they make a good primary key:
CREATE TABLE someTable (
col1 int NOT NULL,
col2 int NOT NULL,
primary key (col1, col2)
)
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Allow Google Chrome to use XMLHttpRequest to load a URL from a local file
...s.
I'm not aware of if this also works for local files, but let us know !
And mention, this does exactly what you expect, it disables the web security, so be careful with it.
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Stop/Close webcam which is opened by navigator.getUserMedia
...er will have to access the tracks that make up the stream (audio or video) and stop each of them individually.
More info here: https://developers.google.com/web/updates/2015/07/mediastream-deprecations?hl=en#stop-ended-and-active
Example (from the link above):
stream.getTracks().forEach(funct...