Questions tagged [null]

90

votes

2

answers

C# code won't compile. No implicit conversion between null and int

c# string null nullable

asked 2009-08-14T17:16:52.350

50

votes

11

answers

Should I set the initial java String values from null to ""?

java null initialization string

asked 2009-08-14T13:51:32.143

19

votes

5

answers

IBOutlet instances are (null) after loading from NIB

ios objective-c null iboutlet retain

asked 2009-08-11T01:09:38.097

14

votes

3

answers

When does Oracle index null column values?

oracle-database indexing null

asked 2009-08-05T01:46:33.587

22

votes

4

answers

ASP.NET MVC, strongly typed views, partial view parameters glitch

asp.net-mvc null strongly-typed-view

asked 2009-06-26T13:07:08.780

75

votes

8

answers

How can I change NULL to 0 when getting a single value from a SQL function?

sql t-sql null sum

asked 2009-06-17T03:52:32.930

37

votes

9

answers

SQL Server - Include NULL using UNPIVOT

sql-server t-sql null unpivot

asked 2009-06-16T17:56:24.537

13

votes

6

answers

MySQL returning an empty field: CONCAT(nonEmpty1,empty2,nonEmpty3) = NULL

mysql null

asked 2009-06-11T13:52:50.537

17

votes

4

answers

F#: Why aren't option types compatible with nullable types?

f# null

asked 2009-06-03T20:23:21.513

24

votes

2

answers

F#: Nullable<T> Support

f# null

asked 2009-06-03T19:51:36.537

10

votes

4

answers

StructureMap controller factory and null controller instance in MVC

model-view-controller null controller structuremap

asked 2009-05-29T00:44:56.593

12

votes

2

answers

Is there a way to trap messages sent to nil in Objective-C?

objective-c debugging null

asked 2009-05-27T05:56:50.857

146

votes

11

answers

Method call if not null in C#

c# null

asked 2009-05-16T12:15:04.997

43

votes

7

answers

Why shouldn't I always use nullable types in C#

c# null c#-2.0 nullable

asked 2009-05-06T16:50:47.427

17

votes

8

answers

How to check for an Empty Gridview

c# asp.net gridview null

asked 2009-04-08T19:28:28.383

40

votes

6

answers

C#: Passing null to overloaded method - which method is called?

c# null overloading

asked 2009-04-05T19:42:03.947

31

votes

7

answers

How to make a value type nullable with .NET XmlSerializer?

c# xml-serialization null value-type

asked 2009-03-31T21:30:18.273

17

votes

6

answers

When does a java object become non-null during construction?

java constructor null order-of-execution

asked 2009-03-25T14:39:56.590

52

votes

8

answers

Accessing class members on a NULL pointer

c++ null virtual null-pointer

asked 2009-03-21T18:38:52.697

10

votes

7

answers

if (!this) { return false; }

c++ null this

asked 2009-03-19T17:59:57.597

22

votes

8

answers

C#: Alternative to GenericType == null

c# generics null

asked 2009-02-19T14:33:07.513

42

votes

15

answers

Does it help GC to null local variables in Java

java variables garbage-collection null local

asked 2009-01-23T17:01:24.563

89

votes

15

answers

Does assigning objects to null in Java impact garbage collection?

java null garbage-collection

asked 2009-01-16T03:30:02.797

83

votes

2

answers

Why null cast a parameter?

java null

asked 2008-11-24T23:16:42.760

14

votes

4

answers

Asp.net System.Web.HttpContext.Current.Session null in global.asax

asp.net session null global-asax

asked 2008-11-16T00:10:19.723

24

votes

7

answers

How to alter a .NET DateTimePicker control to allow enter null values?

.net datetimepicker null

asked 2008-11-12T15:48:16.127

77

votes

14

answers

How do I return my records grouped by NULL and NOT NULL?

sql null group-by

asked 2008-10-27T10:48:48.737

89

votes

4

answers

NULL in MySQL (Performance & Storage)

sql mysql null

asked 2008-10-23T10:02:48.150

169

votes

12

answers

How to tell if a string is not defined in a Bash shell script

bash shell scripting string null

asked 2008-10-23T04:26:49.063

86

votes

22

answers

Best ruby idiom for "nil or zero"

ruby design-patterns idioms null

asked 2008-10-16T17:19:55.043

52

votes

11

answers

Determine Oracle null == null

sql oracle-database null nullable

asked 2008-10-10T14:37:54.843

102

votes

3

answers

Is there a Java standard "both null or equal" static method?

java null equals

asked 2008-10-08T20:57:24.807

76

votes

25

answers

Why is "null" present in C# and Java?

c# java null

asked 2008-10-07T11:30:36.560

560

votes

36

answers

Should a retrieval method return 'null' or throw an exception when it can't produce the return value?

java exception error-handling null

asked 2008-10-06T18:19:27.547

12

votes

6

answers

Either OR non-null constraints in MySQL

sql mysql null

asked 2008-10-04T15:14:28.653

30

votes

16

answers

Should I use NULL or an empty string to represent no data in table column?

mysql database null

asked 2008-10-03T17:21:13.047

38

votes

7

answers

Possible causes of Java VM EXCEPTION_ACCESS_VIOLATION?

java null jvm crash swt

asked 2008-09-26T14:56:36.940

20

votes

8

answers

IsNull function in DB2 SQL?

sql null db2

asked 2008-09-15T17:47:43.333

20

votes

16

answers

Passing null to a method

java null assert

asked 2008-08-28T13:34:40.313

Questions tagged null