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string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
...String = "";
string whitespaceString = " ";
string nonEmptyString = "abc123";
bool result;
result = String.IsNullOrEmpty(nullString); // true
result = String.IsNullOrEmpty(emptyString); // true
result = String.IsNullOrEmpty(whitespaceString); // false
result = String.I...
How to set SQL Server connection string?
...empty to connect]
SQL Server 201x Express User: sa Password: Password123
SQL Server 20xx Web or Standard User: sa Password: will be the same
as your administrator or root user password at the time the VDS was
provisioned.
You can log in with sa user in this login window at the sta...
What is the difference between char s[] and char *s?
...
John BodeJohn Bode
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...
Parsing a comma-delimited std::string [duplicate]
... strtk::parse(int_string,",",int_list);
std::string double_string = "123.456|789.012|345.678|901.234|567.890";
std::deque<double> double_list;
strtk::parse(double_string,"|",double_list);
return 0;
}
More examples can be found Here
...
How to check if a Unix .tar.gz file is a valid file without uncompressing?
...
123
What about just getting a listing of the tarball and throw away the output, rather than decomp...
const vs constexpr on variables
...const
}
Such “const variables” are very common for two reasons:
C++98 did not have constexpr, so people used const.
List item “Variables” that are not constant expressions (their value is not known at compile time) but do not change values after
initialization are in themselves widely ...
How can one display images side by side in a GitHub README.md?
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123
You can place each image side-by-side by writing the markdown for each image on the same line....
How do you split and unsplit a window/view in Eclipse IDE?
...
Alt + ASCII code + Ctrl then release Alt
Example: ASCII for '{' = 123, so press 'Alt', '1', '2', '3', 'Ctrl' and release 'Alt', effectively typing '{' while 'Ctrl' is pressed, to split vertically.
Example of vertical split:
PS:
The menu items Window>Editor>Toggle Split Editor we...
How can I parse a YAML file in Python
... andilabs
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answered Nov 21 '09 at 0:23
JonJon
53.5k2929 gold badges1...
Formatting Decimal places in R
...)
# [1] "1.20"
format(round(1, 2), nsmall = 2)
# [1] "1.00"
format(round(1.1234, 2), nsmall = 2)
# [1] "1.12"
A more general function is as follows where x is the number and k is the number of decimals to show. trimws removes any leading white space which can be useful if you have a vector of numb...