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Capturing standard out and error with Start-Process
... a bug in PowerShell's Start-Process command when accessing the StandardError and StandardOutput properties?
7 Answer...
Saving and loading objects and using pickle
... File "C:\Python31\lib\pickle.py", line
1365, in load encoding=encoding,
errors=errors).load() EOFError
After you have read the contents of the file, the file pointer will be at the end of the file - there will be no further data to read. You have to rewind the file so that it will be read from ...
Rails: What's a good way to validate links (URLs)?
...url?(uri)
uri = URI.parse(uri) && uri.host
rescue URI::InvalidURIError
false
end
You can even decide to make it more restrictive. For instance, if you want the URL to be an HTTP/HTTPS URL, then you can make the validation more accurate.
require 'uri'
def valid_url?(url)
uri = URI.par...
Adding multiple class using ng-class
... fa-lock fa-2x':'fa fa-unlock fa-2x'"></span>. Console will throw error.
– TommyQu
Aug 3 '17 at 20:12
using t...
How to concatenate text from multiple rows into a single text string in SQL server?
Consider a database table holding names, with three rows:
47 Answers
47
...
How to find out which processes are using swap space in Linux?
..."" ] && { SORT="$1"; }
[ ! -x `which mktemp` ] && { echo "ERROR: mktemp is not available!"; exit; }
MKTEMP=`which mktemp`;
TMP=`${MKTEMP} -d`;
[ ! -d "${TMP}" ] && { echo "ERROR: unable to create temp dir!"; exit; }
>${TMP}/${SCRIPT_NAME}.pid;
>${TMP}/${SCRIPT_NAME}.k...
error: passing xxx as 'this' argument of xxx discards qualifiers
...he object is const; so any attempt to modify the const object should be an error. Hence compiler generates an error message.
The solution is simple: make the functions const as:
int getId() const {
return id;
}
string getName() const {
return name;
}
This is necessary because now you ca...
How can I debug my JavaScript code? [closed]
...
+1 opera js debugger gives a better error message then all the rest
– Gabriel Solomon
Jun 15 '09 at 7:10
3
...
Final arguments in interface methods - what's the point?
...entation that its value
will not change and can help avoid
programming errors.
However, a final modifier on a method parameter is not mentioned in the rules for matching signatures of overridden methods, and it has no effect on the caller, only within the body of an implementation. Also, as no...
Should I commit or rollback a read transaction?
...ppers might consider a rollback in an inner transaction as an sign that an error has occured and rollback everything in the outmost transaction, regardless whether the outmost transaction commited or rolled back.
So a COMMIT is the safe way, when you cannot rule out that your component is used by s...