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Find an element in DOM based on an attribute value
...ate: In the past few years the landscape has changed drastically. You can now reliably use querySelector and querySelectorAll, see Wojtek's answer for how to do this.
There's no need for a jQuery dependency now. If you're using jQuery, great...if you're not, you need not rely it on just for sel...
C# XML Documentation Website Link
... works in VS 16.4.2. Not sure what version it was added, only that you can now click links in the method info window.
– JB06
Jan 9 at 17:35
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How do you delete a column by name in data.table?
...hough data.table is gradually moving away from using this argument so it's now discouraged where you can avoid it; showing here so you know the option exists in case you really do need it:
# Method 5a (like Method 3)
df3[, !"foo", with=FALSE]
# Method 5b (like Method 4)
df3[, !grep("^foo$", names(...
How to save and load cookies using Python + Selenium WebDriver
...ns that check for human interaction, I do this and then the cookies I need now every-time I start the Webdriver with that folder everything is in there. You can also manually install the Extensions and have them in every session.
Secon time I run, all the cookies are there:
chrome_options = Options...
Copying data from one SQLite database to another
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2 AM /mnt/fastaccessDS/core/csv/allmsa.db
now you come to your actual target. Use the command
INSERT INTO atlanta SELECT * FROM AM.atlanta;
This should serve your purpose.
share
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Object reference not set to an instance of an object.Why doesn't .NET show which object is `null`?
...is will throw a NullReferenceException in the second line and you want to know why .NET doesn't tell you that it was s that was null when the exception was thrown.
To understand why you don't get that piece of information you should remember that it is not C# source that executes but rather IL:
I...
Real escape string and PDO [duplicate]
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@SteD: Thanks, I'm reading it now.
– John
Sep 15 '10 at 9:50
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WebRTC vs Websockets: If WebRTC can do Video, Audio, and Data, why do I need Websockets? [closed]
...service via which they can exchange network and media metadata, a process known as signaling. However, once signaling has taken place, video/audio/data is streamed directly between clients, avoiding the performance cost of streaming via an intermediary server.
WebSocket on the other hand is designe...
Are the days of passing const std::string & as a parameter over?
...rgely gone. He suggested that writing a function such as the following is now preferable:
13 Answers
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How to get the number of days of difference between two dates on mysql?
...-14 11:00:00');
returns 1
select timestampdiff(DAY, '2016-04-13 11:00:00', now()); returns how many full 24h days has passed since 2016-04-13 11:00:00 until now.
Hope it will help someone, because at first it isn't much obvious why datediff returns values which seems to be unexpected or wrong.
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