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How do I check if a number is positive or negative in C#?
How do I check if a number is positive or negative in C#?
17 Answers
17
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Using Enums while parsing JSON with GSON
...:
Gson provides default serialization and deserialization for Enums... If you would prefer to change the default representation, you can do so by registering a type adapter through GsonBuilder.registerTypeAdapter(Type, Object).
Following is one such approach.
import java.io.FileReader;
import...
What is the purpose of `text=auto` in `.gitattributes` file?
...set to "auto", the path is marked for automatic end-of-line normalization. If Git decides that the content is text, its line endings are normalized to LF on checkin.
What's the default behaviour if it's not enabled?
Unspecified
If the text attribute is unspecified, Git uses the core.aut...
ROW_NUMBER() in MySQL
... this and most other groupwise-maximum solutions will return multiple rows if more than one row has the same col1,col2,col3. If that's a problem you may need some post-processing.)
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How to pass all arguments passed to my bash script to a function of mine? [duplicate]
... That is "$@" is equivalent to "$1" "$2" "$3"....
Passing some arguments:
If you want to pass all but the first arguments, you can first use shift to "consume" the first argument and then pass "$@" to pass the remaining arguments to another command. In bash (and zsh and ksh, but not in plain POSIX...
How do I print a double value without scientific notation using Java?
...m.out.printf("dexp: %f\n", dexp);
This will print dexp: 12345678.000000. If you don't want the fractional part, use
System.out.printf("dexp: %.0f\n", dexp);
This uses the format specifier language explained in the documentation.
The default toString() format used in your original code is spell...
How to check SQL Server version
...arentheses, together with the user name that is used to connect to the specific instance of SQL Server.
Method 3: Look at the first few lines of the Errorlog file for that instance. By default, the error log is located at Program Files\Microsoft SQL Server\MSSQL.n\MSSQL\LOG\ERRORLOG and ERRORLOG.n ...
How do I move a single folder from one Subversion repository to another repository?
...
If you have access the repository itself (not a working copy), you should be able to dump the current repository, filter it to only include information about the docs folder, and load it into the other repository.
Would be s...
Benefits of header-only libraries
...s.
Having a header-only library also means you don't have to worry about different platforms where the library might be used. When you separate the implementation, you usually do so to hide implementation details, and distribute the library as a combination of headers and libraries (lib, dll's or ....
Get top n records for each group of grouped results
...s, using UNION ALL (See SQL Fiddle with Demo). This works with two groups, if you have more than two groups, then you would need to specify the group number and add queries for each group:
(
select *
from mytable
where `group` = 1
order by age desc
LIMIT 2
)
UNION ALL
(
select *
from...