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SQL Server Insert if not exists
...SUNTO
AND Data = @_DATA);
END
replace with
BEGIN
IF NOT EXISTS (SELECT * FROM EmailsRecebidos
WHERE De = @_DE
AND Assunto = @_ASSUNTO
AND Data = @_DATA)
BEGIN
INSERT INTO EmailsRecebidos (De, Assunto, Data)...
Check if object exists in JavaScript
How do I verify the existence of an object in JavaScript?
18 Answers
18
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Can an AJAX response set a cookie?
Can an AJAX response set a cookie? If not, what is my alternative solution? Should I set it with Javascript or something similar?
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Get Android API level of phone currently running my application [duplicate]
...s various pieces of information about the Android OS a system is running.
If you care about all versions possible (back to original Android version), as in minSdkVersion is set to anything less than 4, then you will have to use android.os.Build.VERSION.SDK, which is a String that can be converted t...
How do I use Django templates without the rest of Django?
...asy to find. (I had to dig around -- it didn't come up when I tried a few different Google searches.)
The following code works:
>>> from django.template import Template, Context
>>> from django.conf import settings
>>> settings.configure()
>>> t = Template('My n...
Git branch diverged after rebase
...n't work, because the integrity of the branches history will be disturbed. If you are collaborating with others on this branch, force pushing is a bad idea, as it will cause other collaborators to become very confused when their history suddenly doesn't match.
TL;DR - If you're not collaborating, ...
Check if all checkboxes are selected
How do I check if all checkboxes with class="abc" are selected?
9 Answers
9
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How to match “anything up until this sequence of characters” in a regular expression?
...
You didn't specify which flavor of regex you're using, but this will
work in any of the most popular ones that can be considered "complete".
/.+?(?=abc)/
How it works
The .+? part is the un-greedy version of .+ (one or more ...
Get distance between two points in canvas
...
You can do it with pythagoras theorem
If you have two points (x1, y1) and (x2, y2)
then you can calculate the difference in x and difference in y, lets call them a and b.
var a = x1 - x2;
var b = y1 - y2;
var c = Math.sqrt( a*a + b*b );
// c is the distance
...
Using OR in SQLAlchemy
...
Note that this approach supports using generators, so if you have a long list of things to OR, you can do filter(or_(User.name == v for v in ('Alice', 'Bob', 'Carl')))
– robru
Aug 26 '15 at 20:21
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