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json_encode is returning NULL?

...ser didn't solve my problem. For those in same situation, here is how I finally handled this error: Just utf8_encode each of your results. while($row = mysql_fetch_assoc($result)){ $rows[] = array_map('utf8_encode', $row); } Hope it helps! ...
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Why is argc not a constant?

...ting C code was an early goal of C++. Some UNIX APIs, such as getopt, actually do manipulate argv[], so it can't be made const for that reason also. (Aside: Interestingly, although getopt's prototype suggests it won't modify argv[] but may modify the strings pointed to, the Linux man page indica...
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Efficient way to determine number of digits in an integer

...For added efficiency, if you know that your input numbers will be mostly small ones (I'm guessing less than 100,000), then reverse the tests: if (x < 10) return 1; if (x < 100) return 2; etc., so that the function will do less tests and exit faster. – squelart ...
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How do I set a textbox's text to bold at run time?

... RegisterEvents(); } private void RegisterEvents() { _tboTest.TextChanged += new EventHandler(TboTest_TextChanged); } private void TboTest_TextChanged(object sender, EventArgs e) { // Change the text to bold on specified condition if (_tboTest.Text....
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What is the recommended way to delete a large number of items from DynamoDB?

... What I ideally want to do is call LogTable.DeleteItem(user_id) - Without supplying the range, and have it delete everything for me. An understandable request indeed; I can imagine advanced operations like these might get added over...
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Generate random password string with requirements in javascript

... you care about ancient browsers. Maintainable is mostly about the RegExp _pattern as an easy way to define what character classes you allow in the password. But also about the 3 things where each does its job: defines a pattern, gets a random byte as securely as possible, provides a public API to ...
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SQLite - UPSERT *not* INSERT or REPLACE

...e columns in the table: ID, NAME, ROLE BAD: This will insert or replace all columns with new values for ID=1: INSERT OR REPLACE INTO Employee (id, name, role) VALUES (1, 'John Foo', 'CEO'); BAD: This will insert or replace 2 of the columns... the NAME column will be set to NULL or the def...
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PyPy — How can it possibly beat CPython?

... an object can save you the need to do multiple pointer dereferences to finally arrive at the method you want to call. Q2. Which Python implementation was used to implement PyPy? The PyPy interpreter is implemented in RPython which is a statically typed subset of Python (the language and not the ...
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Is it possible to change the textcolor on an Android SearchView?

...ans using reflection. Also works with appcompat. – dj_bushido Jan 3 '15 at 22:44 You can also set android:theme on the...
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Convert string to title case with JavaScript

...return txt.charAt(0).toUpperCase() + txt.substr(1).toLowerCase();}); }; Call it like: "pascal".toProperCase(); share | improve this answer | follow | ...