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When should I use Inline vs. External Javascript?
...s definitely a reason to keep them external, but if the configuration is a one-liner (or in general shorter than the HTTP overhead you would get for making those files external) it's performance-wise better to keep them inline. Always remember, that each HTTP request generates some overhead in terms...
Change type of varchar field to integer: “cannot be cast automatically to type integer”
...ar to a function expecting integer or assign a varchar field to an integer one), so you must specify an explicit cast using ALTER TABLE ... ALTER COLUMN ... TYPE ... USING:
ALTER TABLE the_table ALTER COLUMN col_name TYPE integer USING (col_name::integer);
Note that you may have whitespace in you...
Dialog with transparent background in Android
...Drawable(new ColorDrawable(android.graphics.Color.TRANSPARENT));
Or this one instead:
dialog.getWindow().setBackgroundDrawableResource(android.R.color.transparent);
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What is the difference between compile and link function in angularjs
Can someone explain in simple terms?
7 Answers
7
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Pandas conditional creation of a series/dataframe column
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It's a shame i can't upvote this multiple times. One upvote doesn't seem enough.
– Harper
Aug 15 '19 at 9:26
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Populate nested array in mongoose
How can I populate "components" in the example document:
12 Answers
12
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Does Android support near real time push notification?
I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications to apps notifications to apps .
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The Role Manager feature has not been enabled
...ere via Google that suggested a) making sure your db connectionstring (the one that Roles is using) is correct and that the key to it is spelled correctly, and b) that the Enabled flag on RoleManager is set to true. Hope one of those helps. It did for me.
Did you try checking Roles.Enabled? Also, y...
Cross-browser multi-line text overflow with ellipsis appended within a fixed width and height
...ues trying to adapt it to my case. I have various li and inside on of each one there is a .block and a .block h2 and I need to apply this to the h2 inside .block but I couldn't get it to work. Is it any diferent if there are more than one .block h2?
– Alex
Jan ...
Using Regular Expressions to Extract a Value in Java
...round brackets (Testing)
System.out.println(m.group(2)); // second one (123)
System.out.println(m.group(3)); // third one (Testing)
}
}
Since you're looking for the first number, you can use such regexp:
^\D+(\d+).*
and m.group(1) will return you the first number. Note that ...