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Android - print full exception backtrace to log
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165
try {
// code that might throw an exception
} catch (Exception e) {
Log.e("MYAPP", "ex...
Getting a list of associative array keys
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You can use: Object.keys(obj)
Example:
var dictionary = {
"cats": [1, 2, 37, 38, 40, 32, 33, 35, 39, 36],
"dogs": [4, 5, 6, 3, 2]
};
// Get the keys
var keys = Object.keys(dictionary);
console.log(keys);
See reference below for browser support. It is supported in Firefox 4.20, Chro...
How to make sure that string is valid JSON using JSON.NET
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11 Answers
11
Active
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How can I convince IE to simply display application/json rather than offer to download it?
... 5.00
;
; Tell IE to open JSON documents in the browser.
; 25336920-03F9-11cf-8FD0-00AA00686F13 is the CLSID for the "Browse in place" .
;
[HKEY_CLASSES_ROOT\MIME\Database\Content Type\application/json]
"CLSID"="{25336920-03F9-11cf-8FD0-00AA00686F13}"
"Encoding"=hex:08,00,00,00
[HKEY_CLASSES_R...
How does Stack Overflow generate its SEO-friendly URLs?
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21 Answers
21
Active
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Java: difference between strong/soft/weak/phantom reference
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143
Java provides two different types/classes of Reference Objects: strong and weak. Weak Referenc...
How to UPSERT (MERGE, INSERT … ON DUPLICATE UPDATE) in PostgreSQL?
...RT INTO testtable (id, somedata)
SELECT 2, 'blah'
WHERE NOT EXISTS (SELECT 1 FROM testtable WHERE testtable.id = 2);
COMMIT;
then when two run at once there are several failure modes. One is the already discussed issue with an update re-check. Another is where both UPDATE at the same time, matchin...
Play audio with Python
How can I play audio (it would be like a 1 second sound) from a Python script?
22 Answers
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