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How can I export tables to Excel from a webpage [closed]
...ne thing it does have limits on, though, is strict formatting of columns.
If formatting and colors are absolute dealbreakers, the only 100% reliable, cross browser method I've found is to use a server-side language to process proper Excel files from your code. My solution of choice is PHPExcel It...
What's an elegant way to conditionally add a class to an HTML element in a view?
...eact
This technique is inspired by an add-on called classNames (formerly known as classSet) from Facebook’s React front-end framework.
Using in your Rails projects
As of now, the class_names function does not exist in Rails, but this article shows you how to add or implement it into your projec...
Original purpose of ? [closed]
... users, granted, probably only someone that understands HTML and how to modify it via dev tools, but could have bad implications on the database if modification of those values corrupts other data (for instance, if you're storing the primary key reference and it's manually changed by the user).
...
Integrate ZXing in Android Studio
...ent over a day trying to import Zxing from another project and was getting nowhere. Then I found this link and BAM it's done. Just follow the code example as above from this link: github.com/zxing/zxing/wiki/Scanning-Via-Intent.
– Jack BeNimble
Apr 8 '15 at 3:3...
How do I restore a dump file from mysqldump?
...s simple as running this:
mysql -u <user> -p < db_backup.dump
If the dump is of a single database you may have to add a line at the top of the file:
USE <database-name-here>;
If it was a dump of many databases, the use statements are already in there.
To run these commands, op...
How to check if all of the following items are in a list?
I found, that there is related question, about how to find if at least one item exists in a list:
How to check if one of the following items is in a list?
...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
I have found the question How to determine if data is valid tar file without a file? , but I was wondering: is there a ready made command line solution?
...
Why use static_cast(x) instead of (int)x?
...n the other hand is always dangerous. You tell the compiler: "trust me: I know this doesn't look like a foo (this looks as if it isn't mutable), but it is".
The first problem is that it's almost impossible to tell which one will occur in a C-style cast without looking at large and disperse pieces ...
Django filter versus get for single object?
...
get() is provided specifically for this case. Use it.
Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're...
How do I convert an NSString value to NSData?
...he NULL terminator
Following the comments, official documentation, and verifications, this answer was updated regarding the removal of an alleged NULL terminator:
As documented by dataUsingEncoding::
Return Value
The result of invoking dataUsingEncoding:allowLossyConversion: with NO as t...