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What is the Oracle equivalent of SQL Server's IsNull() function?
...C> COALESCE-- this same syntax works on Oracle. If your data has empty strings instead of NULLS you might need something like this: COALESCE(TRIM(Tbl.myField1), TRIM(Tbl.myField2)) AS "myNewField".
– SherlockSpreadsheets
May 1 '19 at 16:33
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Any way to Invoke a private method?
...method of any class:
public static Object genericInvokeMethod(Object obj, String methodName,
Object... params) {
int paramCount = params.length;
Method method;
Object requiredObj = null;
Class<?>[] classArray = new Class<?>[paramCount];
...
ES6 class variable alternatives
...bles in ESNext, check this example:
class Foo {
bar = 2
static iha = 'string'
}
const foo = new Foo();
console.log(foo.bar, foo.iha, Foo.bar, Foo.iha);
// 2, undefined, undefined, 'string'
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What does iterator->second mean?
...a std::pair containing the key and its associated value.
std::map<std::string, int> m = /* fill it */;
auto it = m.begin();
Here, if you now do *it, you will get the the std::pair for the first element in the map.
Now the type std::pair gives you access to its elements through two members:...
A Regex that will never be matched by anything
...plementation / flags*:
$a
Will match a character a after the end of the string. Good luck.
WARNING:
This expression is expensive -- it will scan the entire line, find the end-of-line anchor, and only then not find the a and return a negative match. (See comment below for more detail.)
* Origi...
How to convert a string of numbers to an array of numbers?
I have below string -
14 Answers
14
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Python code to remove HTML tags from a string [duplicate]
...ML modules built in. The simplest one for the case that you already have a string with the full HTML is xml.etree, which works (somewhat) similarly to the lxml example you mention:
def remove_tags(text):
return ''.join(xml.etree.ElementTree.fromstring(text).itertext())
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How to delete from a text file, all lines that contain a specific string?
...would I use sed to delete all lines in a text file that contain a specific string?
17 Answers
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PHP: Convert any string to UTF-8 without knowing the original character set, or at least try
...t mb_detect_encoding source code in your php distro (somewhere here: ext/mbstring/libmbfl/mbfl/mbfl_ident.c). This function does not work properly at all. For some encodings it even has "return true", lol. Others are in Ctrl+c Ctrl+v functions. That's because you can not detect encoding without some...
Get connection string from App.config
...connection =
System.Configuration.ConfigurationManager.
ConnectionStrings["Test"].ConnectionString;
Your assembly also needs a reference to System.Configuration.dll
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