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What does the CSS rule “clear: both” do?
... be explaining how the floats work here (in detail), as this question generally focuses on Why use clear: both; OR what does clear: both; exactly do...
I'll keep this answer simple, and to the point, and will explain to you graphically why clear: both; is required or what it does...
Generally desi...
Resolve conflicts using remote changes when pulling from Git remote
...
If you truly want to discard the commits you've made locally, i.e. never have them in the history again, you're not asking how to pull - pull means merge, and you don't need to merge. All you need do is this:
# fetch from the default remote, origin
git fetch
# reset your current ...
Linux: is there a read or recv from socket with timeout?
...has
blocked for this much time without
receiving additional data, it shall
return with a partial count or errno
set to [EAGAIN] or [EWOULDBLOCK] if no
data is received. The default for this
option is zero, which indicates that a
receive operation shall not time out.
This option takes...
Android TextWatcher.afterTextChanged vs TextWatcher.onTextChanged
...
These events are called in the following order:
beforeTextChanged(CharSequence s, int start, int count, int after).
This means that the characters are about to be replaced with some new text. The text is uneditable.
Use: when you need to tak...
How to change the remote repository for a git submodule?
...th.
If repo history is different then you need to checkout new branch manually:
git submodule sync --recursive
cd <submodule_dir>
git fetch
git checkout origin/master
git branch master -f
git checkout master
share...
Download single files from GitHub
...does not support downloading parts of the repository. You have to download all of it. But you should be able to do this with GitHub.
When you view a file it has a link to the "raw" version. The URL is constructed like so
https://raw.githubusercontent.com/user/repository/branch/filename
By fillin...
How does TransactionScope roll back transactions?
...
Essentially TransactionScope doesn't track your Adapter's, what it does is it tracks database connections. When you open a DB connection the connections will looks if there is an ambient transaction (Transaction Scope) and if so enl...
Xcode 4 and Core Data: How to enable SQL Debugging
...tween 1 and 4, higher number makes it more verbose)
Press OK and your are all set.
The key here is to edit the scheme you will be using for testing.
share
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SQLite - How do you join tables from different databases?
...
attach 'database1.db' as db1;
attach 'database2.db' as db2;
You can see all connected databases with keyword
.databases
Then you should be able to do the following.
select
*
from
db1.SomeTable a
inner join
db2.SomeTable b on b.SomeColumn = a.SomeColumn;
Note that "[t]he database ...
Entity Framework: table without primary key
... Changing the code to satisfy EF is a workaround in itself. Not all tables need a primary key nor they should be forced to. E.g. you've a Topic and it has 0 or many keywords. The keywords table can have a parent topic id and a corresponding keyword. TO say that I need to remodel my DB bec...