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Meaning of $? (dollar question mark) in shell scripts
...
214
This is the exit status of the last executed command.
For example the command true always retu...
How to properly seed random number generator
... {
rand.Seed(time.Now().UTC().UnixNano())
fmt.Println(randomString(10))
}
func randomString(l int) string {
bytes := make([]byte, l)
for i := 0; i < l; i++ {
bytes[i] = byte(randInt(65, 90))
}
return string(bytes)
}
func randInt(min int, max int) int {
return...
swift case falling through
...= "hello"
var result = 0
switch testVal {
case "one", "two":
result = 1
default:
result = 3
}
Alternatively, you can use the fallthrough keyword:
var testVal = "hello"
var result = 0
switch testVal {
case "one":
fallthrough
case "two":
result = 1
default:
result = 3
}
...
The bare minimum needed to write a MSMQ sample application
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131
//From Windows Service, use this code
MessageQueue messageQueue = null;
if (MessageQueue.Exist...
How to set a value of a variable inside a template code?
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edited Jun 10 '19 at 21:14
answered Jul 1 '09 at 17:38
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Add comma to numbers every three digits
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12 Answers
12
Active
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pass **kwargs argument to another function with **kwargs
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163
In the second example you provide 3 arguments: filename, mode and a dictionary (kwargs). But P...
Are class names in CSS selectors case sensitive?
...s causing a mismatch in your second example. This has not changed in HTML5.1
This is because the case-sensitivity of selectors is dependent on what the document language says:
All Selectors syntax is case-insensitive within the ASCII range (i.e. [a-z] and [A-Z] are equivalent), except for parts...
multiprocessing: sharing a large read-only object between processes?
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51
"Do child processes spawned via multiprocessing share objects created earlier in the program?"
...