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Why is unsigned integer overflow defined behavior but signed integer overflow isn't?
...types a special case.
Also note that there is an exception if any type is converted to a signed type and the old value can no longer be represented. The behavior is then merely implementation-defined, although a signal may be raised.
C11 6.3.1.3
6.3.1.3 Signed and unsigned integers
Whe...
Ignoring accented letters in string comparison
... it doesn't handle all accented letters, for example ð, ħ and ø are not converted to o, h and o respectively. Is there any way to handle these as well?
– Avrohom Yisroel
Aug 2 '17 at 14:07
...
printf() formatting for hex
...
¶6 The flag characters and their meanings are:
...
# The result is converted to an "alternative form". ... For x (or X)
conversion, a nonzero result has 0x (or 0X) prefixed to it. ...
(Emphasis added.)
Note that using %#X will use upper-case letters for the hex digits and 0X as the pr...
SQL Server: Get data for only the past year
...ost readable, IMO:
SELECT * FROM TABLE WHERE Date >
DATEADD(yy, -1, CONVERT(datetime, CONVERT(varchar, GETDATE(), 101)))
Which:
Gets now's datetime GETDATE() = #8/27/2008 10:23am#
Converts to a string with format 101 CONVERT(varchar, #8/27/2008 10:23am#, 101) = '8/27/2007'
Converts to a d...
Calculating Pearson correlation and significance in Python
...n is defined on a 2xN matrix. There is no generally applicable method that converts two dictionaries into a 2xN matrix, but you might use the array of pairs of dictionary values corresponding to the keys of the intersection of the keys of your dictionaries.
– winerd
...
Fastest way to convert Image to Byte array
...d Compress it and Send it to the receiver. To compress the image I need to convert it to a byte[].
6 Answers
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How to remove time portion of date in C# in DateTime object only?
... for the date to have in object form. Format is only meaningful when it is converted into a string. What is actually stored in his object is not 06/26/2009 00:00:00.000, but 63381571200000000, which is the number of Ticks (1/100000000th of a second) since DateTime.MinValue (01/01/0001). If you are g...
When would I need a SecureString in .NET?
...g a Chicken-and-Egg problem, so even though most current scenarios require converting them back into regular strings to make any use of them at all, their existence in the framework now means better support for them in the future - at least to a point where your program doesn't have to be the weak l...
android get all contacts
...
Get contacts info , photo contacts , photo uri and convert to Class model
1). Sample for Class model :
public class ContactModel {
public String id;
public String name;
public String mobileNumber;
public Bitmap photo;
public Uri ...
Wrapping null-returning method in Java with Option in Scala?
...
This is a very old topic but a nice one!
It's true that converting any Non-exception result of Try to Option will result in a Some...
scala> Try(null).toOption
res10: Option[Null] = Some(null)
...because Try is not about nullability checking but just a way to functionally ha...