大约有 20,000 项符合查询结果（耗时：0.0512秒） [XML]
How to output MySQL query results in CSV format?
...ipes.com/rx/1475/save-mysql-query-results-into-a-text-or-csv-file/
SELECT order_id,product_name,qty
FROM orders
WHERE foo = 'bar'
INTO OUTFILE '/var/lib/mysql-files/orders.csv'
FIELDS TERMINATED BY ','
ENCLOSED BY '"'
LINES TERMINATED BY '\n';
Using this command columns names will not be exported...
Apache: “AuthType not set!” 500 Error
...e is the proper one, is to use:
# backwards compatibility with apache 2.2
Order allow,deny
Allow from all
# forward compatibility with apache 2.4
Require all granted
Satisfy Any
This should resolve your problem, or at least did for me. Now the problem will probably be much harder to solve if you...
Iterator invalidation rules
...ct the validity of iterators and references to the container [26.2.6/9]
Unordered Associative Containers
All Unordered Associative Containers: Rehashing invalidates iterators, changes ordering between elements, and changes which buckets elements appear in, but does not invalidate pointers or refer...
What is the difference between atomic and critical in OpenMP?
...d. We are referring to those cases that synchronization is necessary.
In order to synchronize the threads in a multi-threaded program, we'll use lock. When the access is required to be restricted by only one thread at a time, locks come into play. The lock concept implementation may vary from proc...
Make XAMPP/Apache serve file outside of htdocs [closed]
...ocalhost
<Directory C:\Projects\transitCalculator\trunk>
Order allow,deny
Allow from all
</Directory>
</VirtualHost>
Open your hosts file (C:\Windows\System32\drivers\etc\hosts).
Add
127.0.0.1 transitcalculator.localhost #transitCalculator
to the end of ...
How can I plot with 2 different y-axes?
...: Copied material that was on the R wiki at http://rwiki.sciviews.org/doku.php?id=tips:graphics-base:2yaxes, link now broken: also available from the wayback machine
Two different y axes on the same plot
(some material originally by Daniel Rajdl 2006/03/31 15:26)
Please note that there are very f...
Why is the minimalist, example Haskell quicksort not a “true” quicksort?
...cksort actually behaves in Haskell in terms of memory accesses or even the order of comparisons. If you could only observe the behavior, and not the source code, you would not recognize what it's doing as a quicksort.
For example, the C version of quicksort partitions all the data before the first ...
Limiting the number of records from mysqldump?
...
As the default order is ASC which is rarely what you want in this situation, you need to have a proper database design to make DESC work out of the box. If all your tables have ONE primary key column with the same name (natural or surrogate...
What are some compelling use cases for dependent method types?
... environment (so the internal code of the function is not dependent on the order of state changes and thus remains declarative in that sense). How to type this in Scala?
The environment class must have an overloaded method which inputs such a function to call, and inputs the hash keys of the argume...
git submodule tracking latest
...t commits on the right branch
cd back in the parent repo
add and commit in order to record the new commit of the submodule.
gitslave (that you already looked at) seems to be the best fit, including for the commit operation.
It is a little annoying to make changes to the submodule due to the re...