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Database, Table and Column Naming Conventions? [closed]
...hink the main issue here is that the Singular table name crowd seem to consider the table as the entity, rather than the row in the table which the Plural crowd does. You have to ask your self which it is. If the table is just a container of rows, isn't it more logical to use plural naming? You woul...
Count immediate child div elements using jQuery
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$("#foo > div").length
Direct children of the element with the id 'foo' which are divs. Then retrieving the size of the wrapped set produced.
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Responding with a JSON object in Node.js (converting object/array to JSON string)
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Yes, to make it a valid response the client will understand. Add: res.writeHead(200, {'Content-Type': 'application/json'}) before
– Ali
Dec 17 '12 at 13:50
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Fragments within Fragments
I'm wondering if this is actually a bug in the Android API:
6 Answers
6
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How to drop rows of Pandas DataFrame whose value in a certain column is NaN
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This question is already resolved, but...
...also consider the solution suggested by Wouter in his original comment. The ability to handle missing data, including dropna(), is built into pandas explicitly. Aside from potentially improved performance over doing it manually, these...
How do I clone a Django model instance object and save it to the database?
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I had to set both obj.pk and obj.id to make this work in Django 1.4
– Petr Peller
Jan 10 '14 at 18:00
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Twitter API returns error 215, Bad Authentication Data
...library uses API version 1.
$friendsJson = $connection->get('/friends/ids.json?cursor=-1&user_id=34342323');
This will return you list of user's friends.
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How to store custom objects in NSUserDefaults
...g calls to encodeObject with something relevant to your own object):
- (void)encodeWithCoder:(NSCoder *)encoder {
//Encode properties, other class variables, etc
[encoder encodeObject:self.question forKey:@"question"];
[encoder encodeObject:self.categoryName forKey:@"category"];
[en...
How to write an XPath query to match two attributes?
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//div[@id='..' and @class='...]
should do the trick. That's selecting the div operators that have both attributes of the required value.
It's worth using one of the online XPath testbeds to try stuff out.
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How to get the process ID to kill a nohup process?
...task in the background, the background operator (&) will give you the PID at the command prompt. If your plan is to manually manage the process, you can save that PID and use it later to kill the process if needed, via kill PID or kill -9 PID (if you need to force kill). Alternatively, you can f...