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Haskell: Lists, Arrays, Vectors, Sequences
...widely used.
On the other hand
The first problem with lists is that to index into them (!!) takes ϴ(k) time, which is annoying. Also, appends can be slow ++, but Haskell's lazy evaluation model means that these can be treated as fully amortized, if they happen at all.
The second problem with l...
How ListView's recycling mechanism works
...height.
2. If you want to use some Layout or view after your list view and question might came in your mind if i set the layout_height to fill_parent the view after list view will not show up as it goes down the screen, so its better to put your listview inside a layout.For example Linear Layout and...
Is it a good practice to use try-except-else in Python?
... in information that may be out-of-date by the time you use it. Likewise, Queue.full returns information that may be stale. The try-except-else style will produce more reliable code in these cases.
"It my understanding that exceptions are not errors, they should only
be used for exceptional ...
How do I format a string using a dictionary in python-3.x?
...
I find this answer better, as adding the positional index for the placeholder makes the code more explicit, and easier to use. Especially if one has something like this: '{0[latitude]} {1[latitude]} {0[longitude]} {1[longitude]}'.format(geopoint0, geopoint1)
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Is git good with binary files?
...
Out of the box, git can easily add binary files to its index, and also store them in an efficient way unless you do frequent updates on large uncompressable files.
The problems begin when git needs to generate diffs and merges: git cannot generate meaningful diffs, or merge bina...
How to debug .htaccess RewriteRule not working
...te a file (e.g. test.html), add some content and then try to set it as the index page:
DirectoryIndex test.html
For the most part, the .htaccess rule will override the Apache configuration where working at the directory/file level
...
Array to Hash Ruby
..."]. And Hash has a [] method that accepts a list of arguments (making even indexes keys and odd indexes values), but Hash[] does not accept an array, so we splat the array using *.
– Ben Lee
Dec 5 '12 at 20:12
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XSLT getting last element
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You need to put the last() indexing on the nodelist result, rather than as part of the selection criteria. Try:
(//element[@name='D'])[last()]
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Is GET data also encrypted in HTTPS?
...fter the host name is sent securely.
For example,
https://somewhere.com/index.php?NAME=FIELD
The /index.php?NAME=FIELD part is encrypted. The somewhere.com is not.
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PreparedStatement with list of parameters in a IN clause [duplicate]
...")";
PreparedStatement pstmt = ...
And then happily set the params
int index = 1;
for( Object o : possibleValue ) {
pstmt.setObject( index++, o ); // or whatever it applies
}
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