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Recommended SQL database design for tags or tagging [closed]
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Three tables (one for storing all items, one for all tags, and one for the relation between the two), properly indexed, with foreign keys set running on a proper database, should work well and scale properly.
Table: Item
Columns: ItemID, Title, Content
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How to permanently add a private key with ssh-add on Ubuntu? [closed]
...e chmod 600. You can use the command chmod 600 ~/.ssh/config.
If you want all users on the computer to use the key put these lines into /etc/ssh/ssh_config and the key in a folder accessible to all.
Additionally if you want to set the key specific to one host, you can do the following in your ~/.s...
Calculate the median of a billion numbers
...bably too late if this had been an interview, but never mind:
Machine 1 shall be called the "control machine", and for the sake of argument either it starts with all the data, and sends it in equal parcels to the other 99 machines, or else the data starts evenly distributed between the machines, an...
findViewByID returns null
First of all: yes, I read all the other threads on this topic. And not only those from this site... (you see, I'm a little frustrated)
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Choosing a Java Web Framework now? [closed]
...eb application with multiple web sites with similar functionality but radically different look and feel.
17 Answers
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How do I make a Git commit in the past?
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The advice you were given is flawed. Unconditionally setting GIT_AUTHOR_DATE in an --env-filter would rewrite the date of every commit. Also, it would be unusual to use git commit inside --index-filter.
You are dealing with multiple, independent problems here.
Specifying...
How to change users in TortoiseSVN
...ion Data (see below).
Check the authentication items to clear.
Click OK.
All saved Authentication Data for all projects is deleted.
You will have to re-enter credentials to reconnect.
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Case insensitive comparison of strings in shell script
...the script to abort if set -e is in effect.
– We Are All Monica
Aug 22 '18 at 3:51
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SQL JOIN - WHERE clause vs. ON clause
...der and its lines, if any, for order number 12345. The second will return all orders, but only order 12345 will have any lines associated with it.
With an INNER JOIN, the clauses are effectively equivalent. However, just because they are functionally the same, in that they produce the same results...
Find a file in python
...in files:
return os.path.join(root, name)
And this will find all matches:
def find_all(name, path):
result = []
for root, dirs, files in os.walk(path):
if name in files:
result.append(os.path.join(root, name))
return result
And this will match a patte...