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JSON and XML comparison [closed]
...m) does support object references: james.newtonking.com/projects/json/help/index.html?topic=html/….
– Dmitrii Lobanov
Nov 21 '12 at 10:35
22
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Why does direction of index matter in MongoDB?
... are in the range the quicker they can be retrieved.
With a single field index - The order won't matter. If they are close together in ascending order they will also be close together in descending order.
When you have a compound key - The order starts to matter.
For example, if the key is A as...
Facebook Post Link Image
...TML is valid - and the same goes for your javascript and server-side code (PHP, ASP, etc.). I had a small PHP error in a piece of code that was executing as a separate call to the server from the main page. Due to a number of bizarre coincidences, that code was generating a 500 error - but ONLY for ...
How to drop a list of rows from Pandas dataframe?
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Use DataFrame.drop and pass it a Series of index labels:
In [65]: df
Out[65]:
one two
one 1 4
two 2 3
three 3 2
four 4 1
In [66]: df.drop(df.index[[1,3]])
Out[66]:
one two
one 1 4
three 3 2
...
MySQL error: key specification without a key length
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The error happens because MySQL can index only the first N chars of a BLOB or TEXT column. So The error mainly happens when there is a field/column type of TEXT or BLOB or those belong to TEXT or BLOB types such as TINYBLOB, MEDIUMBLOB, LONGBLOB, TINYTEXT, MEDI...
Is a view faster than a simple query?
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Yes, views can have a clustered index assigned and, when they do, they'll store temporary results that can speed up resulting queries.
Update: At least three people have voted me down on this one. With all due respect, I think that they are just wrong; ...
Ruby on Rails Server options [closed]
... the right modules - can also serve dynamic web apps e.g. those written in PHP. Apache is more popular and has more features, Nginx is smaller and faster and has less features.
Neither Apache nor Nginx can serve Ruby web apps out-of-the-box, to do that you need to use Apache/Nginx in combination wi...
How to insert an item into an array at a specific index (JavaScript)?
...at you want is the splice function on the native array object.
arr.splice(index, 0, item); will insert item into arr at the specified index (deleting 0 items first, that is, it's just an insert).
In this example we will create an array and add an element to it into index 2:
var arr = [];
arr...
Is there a splice method for strings?
...is faster to slice the string twice, like this:
function spliceSlice(str, index, count, add) {
// We cannot pass negative indexes directly to the 2nd slicing operation.
if (index < 0) {
index = str.length + index;
if (index < 0) {
index = 0;
}
}
return str.slice(0, ...
Is there a Google Voice API? [closed]
...
Well...
These are PHP.
There is an sms one from google here.
And github has one here.
Another sms one is here. However, this one has a lot more code, so it may take up more space.
...