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Why check both isset() and !empty()

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Safe String to BigDecimal conversion

...ead some BigDecimal values from the string. Let's say I have this String: "1,000,000,000.999999999999999" and I want to get a BigDecimal out of it. What is the way to do it? ...
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How to create ENUM type in SQLite?

... 81 There is no enum type in SQLite, only the following: NULL INTEGER REAL TEXT BLOB Source: htt...
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Is a Python dictionary an example of a hash table?

...t; hash(b) Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: list objects are unhashable >>> a[b] = 'some' Traceback (most recent call last): File "<stdin>", line 1, in <module> TypeError: list objects are unhashable You can read...
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How to check which version of v8 is installed with my NodeJS?

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How do I append one string to another in Python?

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How to hide one item in an Android Spinner

...t<String>(); list.add(""); // Initial dummy entry list.add("string1"); list.add("string2"); list.add("string3"); int hidingItemIndex = 0; CustomAdapter dataAdapter = new CustomAdapter(this, android.R.layout.simple_spinner_item, list, hidingItemIndex); dataAdapter.setDropDownViewResource(...
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Can't install RMagick 2.13.1. Can't find MagickWand.h.

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Ordering by specific field value first

... 148 There's also the MySQL FIELD function. If you want complete sorting for all possible values: ...
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jQuery UI accordion that keeps multiple sections open?

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