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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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Auto Layout still required after executing -layoutSubviews” with UITableViewCell subclass

... I encountered the same problem while manually adding constraints in code. In code, I was doing the following: { [self setTranslatesAutoresizingMaskIntoConstraints:YES]; [self addSubview:someView]; [self addSubview:someOtherView]; [self addConstraint...
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Why are #ifndef and #define used in C++ header files?

...he header is included, it checks if a unique value (in this case HEADERFILE_H) is defined. Then if it's not defined, it defines it and continues to the rest of the page. When the code is included again, the first ifndef fails, resulting in a blank file. That prevents double declaration of any iden...
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How to fix java.net.SocketException: Broken pipe?

I am using apache commons http client to call url using post method to post the parameters and it is throwing the below error rarely. ...
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Matplotlib - Move X-Axis label downwards, but not X-Axis Ticks

... If the variable ax.xaxis._autolabelpos = True, matplotlib sets the label position in function _update_label_position in axis.py according to (some excerpts): bboxes, bboxes2 = self._get_tick_bboxes(ticks_to_draw, renderer) bbox = mtransforms...
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Nodejs send file in response

... util.pump is gone and was replaced with a method on the Stream prototype called pipe; the code below reflects this. var http = require('http'), fileSystem = require('fs'), path = require('path'); http.createServer(function(request, response) { var filePath = path.join(__dirname, 'myfi...
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SQL select join: is it possible to prefix all columns as 'prefix.*'?

...e is to assign a dummy column to separate each new table. This works especially well if you're looping through a result set for a list of columns in a scripting language such as Python or PHP. SELECT '' as table1_dummy, table1.*, '' as table2_dummy, table2.*, '' as table3_dummy, table3.* FROM table...
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Django filter versus get for single object?

... get() is provided specifically for this case. Use it. Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're vio...
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How do I sort a vector of pairs based on the second element of the pair?

...response to your edits to your question, here's some thoughts ... if you really wanna be creative and be able to reuse this concept a lot, just make a template: template <class T1, class T2, class Pred = std::less<T2> > struct sort_pair_second { bool operator()(const std::pair<T1...
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Is it possible to use 'else' in a list comprehension? [duplicate]

..., 2, 3] So for your example, table = ''.join(chr(index) if index in ords_to_keep else replace_with for index in xrange(15)) share | improve this answer | ...