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How to create module-wide variables in Python? [duplicate]
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Here is what is going on.
First, the only global variables Python really has are module-scoped variables. You cannot make a variable that is truly global; all you can do is make a variable in a particular scope. (If you make a variable inside the Python interpreter, and then import other mo...
What is the difference between UTF-8 and Unicode?
...ent types of encodings: one expands the value range by adding more bits. Examples of these encodings would be UCS2 (2 bytes = 16 bits) and UCS4 (4 bytes = 32 bits). They suffer from inherently the same problem as the ASCII and ISO-8859 standards, as their value range is still limited, even if the li...
Create code first, many to many, with additional fields in association table
...you now want to find all comments of members with LastName = "Smith" for example you can write a query like this:
var commentsOfMembers = context.Members
.Where(m => m.LastName == "Smith")
.SelectMany(m => m.MemberComments.Select(mc => mc.Comment))
.ToList();
... or ...
var ...
Where am I? - Get country
...is won't work in countries for which Android does not have a Locale. For example, in Switzerland, the language is likely to be set to German or French. This method will give you Germany or France, not Switzerland. Better to use the LocationManager or TelephonyManager approach.
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Prevent onmouseout when hovering child element of the parent absolute div WITHOUT jQuery
...e through the elements parents looking for the "Orginal element"
EDIT example for nested children
EDIT Fixed for hopefully cross-browser
function makeMouseOutFn(elem){
var list = traverseChildren(elem);
return function onMouseOut(event) {
var e = event.toElement || event.relate...
Bash conditionals: how to “and” expressions? (if [ ! -z $VAR && -e $VAR ])
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if [ ! -z "$var" ] && [ -e "$var" ]; then
# something ...
fi
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How to retrieve the first word of the output of a command in bash?
I have a command, for example: echo "word1 word2" . I want to put a pipe ( | ) and get word1 from the command.
12 Answers
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Compare version numbers without using split function
...our version string?). Assuming your inputs are strings, here's a working sample with the normal .NET 4-part version string:
static class Program
{
static void Main()
{
string v1 = "1.23.56.1487";
string v2 = "1.24.55.487";
var version1 = new Version(v1);
va...
Does Go provide REPL?
...ery easily build a file: write your prog.go file and run go build prog.go && ./prog
UPDATE 2: With Go 1 you can directly run go programs with go run filename.go
UPDATE 3: gore is a new project which seems interesting.
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Check if null Boolean is true results in exception
...produces the NullPointerException. You may need instead:
if(bool != null && bool) { ... }
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