- Always allow cookies: Deselect “Block all cookies.” Websites, third parties, and advertisers can store cookies and other data on your Mac. Remove stored cookies and data: Click Manage Website Data, select one or more websites, then click Remove or Remove All.
- Jul 10, 2017 Normally, a router allows any device to connect — as long as it knows the appropriate passphrase. With MAC address filtering a router will first compare a device’s MAC address against an approved list of MAC addresses and only allow a device onto the Wi-Fi network if its MAC address has been specifically approved.
The mac address consists out of 6 hex values. But I want to only filter is on the first 3 hex values (brand info) Is there some kind of wild card I can use.
This Excel tutorial explains how to set up data validation to only allow an exact length characters to be entered in the cell in Excel 2011 for Mac (with screenshots and step-by-step instructions).
See solution in other versions of Excel:
Question: In Microsoft Excel 2011 for Mac, I want to set up a cell to only allow (EXACTLY) 10 characters. How can I do this?
Answer: Select the cells that you wish to restrict to a certain number of characters. In this example, we've selected cells A2 to A5.
Select the Data tab in the toolbar at the top of the screen. Then in the Data Tools group, click on the Data Validation drop-down and select Data Validation.
When the Data Validation window appears, set up your criteria. In this example, we've setup the cells to allow a text length equal to 10.
Next, click on the Error Alert tab.
Enter an Error message to appear when data entered does not conform to the validation rules.
Now if a value is entered in one of those cells that is NOT equal to 10 characters, the following error message will appear:
A communication packet is a single SQL statement sent to the MySQL server, a single row that is sent to the client, or a binary log event sent from a source replication server to a replica.
The largest possible packet that can be transmitted to or from a MySQL 5.7 server or client is 1GB.
When a MySQL client or the mysqld server receives a packet bigger than max_allowed_packet bytes, it issues an ER_NET_PACKET_TOO_LARGE error and closes the connection. With some clients, you may also get a Lost connection to MySQL server during query error if the communication packet is too large.
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Both the client and the server have their own max_allowed_packet variable, so if you want to handle big packets, you must increase this variable both in the client and in the server.
If you are using the mysql client program, its default max_allowed_packet variable is 16MB. To set a larger value, start mysql like this:
That sets the packet size to 32MB. Fm15 mac download app.
The server's default max_allowed_packet value is 4MB. You can increase this if the server needs to handle big queries (for example, if you are working with big BLOB columns). For example, to set the variable to 16MB, start the server like this:
You can also use an option file to set max_allowed_packet. For example, to set the size for the server to 16MB, add the following lines in an option file:
It is safe to increase the value of this variable because the extra memory is allocated only when needed. For example, mysqld allocates more memory only when you issue a long query or when mysqld must return a large result row. The small default value of the variable is a precaution to catch incorrect packets between the client and server and also to ensure that you do not run out of memory by using large packets accidentally.
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You can also get strange problems with large packets if you are using large BLOB values but have not given mysqld access to enough memory to handle the query. If you suspect this is the case, try adding ulimit -d 256000 to the beginning of the mysqld_safe script and restarting mysqld.