大约有 2,070 项符合查询结果（耗时：0.0173秒） [XML]
How to create relationships in MySQL
...with this, I am trying to do what the rest of the class is doing, but with raw SQL commands with MySQL instead of using Access.
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Dump a mysql database to a plaintext (CSV) backup from the command line
...e with headers.
for tn in `mysql --batch --skip-page --skip-column-name --raw -uuser -ppassword -e"show tables from mydb"`
do
mysql -uuser -ppassword mydb -B -e "select * from \`$tn\`;" | sed 's/\t/","/g;s/^/"/;s/$/"/;s/\n//g' > $tn.csv
done
user is your user name, password is the password if...
What does it mean: The serializable class does not declare a static final serialVersionUID field? [d
...ion is what you do to an instance of an object if you want to dump it to a raw buffer, save it to disk, transport it in a binary stream (e.g., sending an object over a network socket), or otherwise create a serialized binary representation of an object. (For more info on serialization see Java Seria...
How to parse Excel (XLS) file in Javascript/HTML5
.../ each row being an array of cells.
})
})
In the example above data is raw string data.
It can be parsed to JSON with a strict schema by passing schema argument. See API docs for an example of that.
API docs:
http://npmjs.com/package/read-excel-file
...
AngularJS ng-include does not include view unless passed in $scope
Is it wrong to assume that ngInclude can take a raw path? I keep trying to set my ngInclude as follows:
2 Answers
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What is SQL injection? [duplicate]
...I adhere to is to use parameterized stored procedures rather than building raw SQL in code.
Stored Procedure parameters don't get executed, making them safe in most cases.
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Learning WebGL and three.js [closed]
...ur goal is to create games, I think you'll benefit much from learning some raw WebGL first, even if you end up using a framework like Three.js to help you write your code later.
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At runtime, find all classes in a Java application that extend a base class
...
You could use ResolverUtil (raw source) from the Stripes Framework
if you need something simple and quick without refactoring any existing code.
Here's a simple example not having loaded any of the classes:
package test;
import java.util.Set;
import ...
How to pull a random record using Django's ORM?
...ust one query (assuming Postgres):
random_instance_or_none = Model.objects.raw('''
select * from {0} limit 1
offset floor(random() * (select count(*) from {0}))
'''.format(Model._meta.db_table)).first()
Be aware that this will raise an index error if the table is empty. Write yourself a mod...
Chaining multiple MapReduce jobs in Hadoop
...uture version will support Riffle annotations, but it works great now with raw MR JobConf jobs.
A variant on this is to not manage MR jobs by hand at all, but develop your application using the Cascading API. Then the JobConf and job chaining is handled internally via the Cascading planner and Flow...