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Why is it bad style to `rescue Exception => e` in Ruby?
...to:
begin
# iceberg!
rescue StandardError => e
# lifeboats
end
One of the few common cases where it’s sane to rescue from Exception is for logging/reporting purposes, in which case you should immediately re-raise the exception:
begin
# iceberg?
rescue Exception => e
# do some l...
Admob Error in Eclipse for android:configChanges
...
Simple answer: the mentioned config changes are not support in Android 2.1, have a look here:
http://developer.android.com/guide/topics/manifest/activity-element.html#config
e.g. uiMode needs API Level 8.
From the official AdMob Documentation:
R...
Is it better to reuse a StringBuilder in a loop?
...
The second one is about 25% faster in my mini-benchmark.
public class ScratchPad {
static String a;
public static void main( String[] args ) throws Exception {
long time = System.currentTimeMillis();
for( int ...
How to get string objects instead of Unicode from JSON?
...y would I use it?
Mark Amery's function is shorter and clearer than these ones, so what's the point of them? Why would you want to use them?
Purely for performance. Mark's answer decodes the JSON text fully first with unicode strings, then recurses through the entire decoded value to convert all s...
How to declare a structure in a header that is to be used by multiple files in c?
...t;
Back to C, I've seen both usages (separate names and same names), and none has drawbacks I know of, so using the same name makes reading simpler if you don't use C separate "namespaces" for structs and other symbols.
sha...
What is a simple/minimal browserconfig.xml for a web site
....
You can also include:
<meta name="msapplication-config" content="none"/>
in your HTML to prevent IE from looking for this file, if that is an option for you that might work as well.
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Learning Python from Ruby; Differences and Similarities
...mparison out there for the two languages, so I decided to man up and write one myself. Now, it is mainly concerned with functional programming, but since you mention Ruby's inject method, I'm guessing we're on the same wavelength.
I hope this helps: The 'ugliness' of Python
A couple of points that...
How to randomly select an item from a list?
...
If you want to randomly select more than one item from a list, or select an item from a set, I'd recommend using random.sample instead.
import random
group_of_items = {1, 2, 3, 4} # a sequence or set will work here.
num_to_select = 2 ...
A better similarity ranking algorithm for variable length strings
...y algorithm that yields better results on variable length strings than the ones that are usually suggested (levenshtein distance, soundex, etc).
...
Cannot use a CONTAINS or FREETEXT predicate on table or indexed view because it is not full-text ind
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- you don't already have full-text search index on the table as only one full-text search index allowed on a table
- a unique index exists on the table. The index must be based on single-key column, that does not allow NULL.
- full-text catalog exists. You have to specify full-text c...