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What is an ORM, how does it work, and how should I use one? [closed]
Someone suggested I use an ORM for a project that I'm designing, but I'm having trouble finding information on what it is or how it works.
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MD5 algorithm in Objective-C
...CommonCrypto/CommonDigest.h> // Need to import for CC_MD5 access
@implementation NSString (MyAdditions)
- (NSString *)md5
{
const char *cStr = [self UTF8String];
unsigned char result[CC_MD5_DIGEST_LENGTH];
CC_MD5( cStr, (int)strlen(cStr), result ); // This is the md5 call
return ...
Sort ArrayList of custom Objects by property
...or but in all of the examples people used compareTo which according to some research is a method for Strings.
29 Answers
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FirstOrDefault: Default value other than null
As I understand it, in Linq the method FirstOrDefault() can return a Default value of something other than null. What I haven't worked out is what kind of things other than null can be returned by this (and similar) method when there are no items in the query result. Is there any particular wa...
How to round an image with Glide library?
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If you haver some problem please CHECK THE NEXT SOLUTION of Roman Samoylenko that work.
– Pabel
Jun 30 '17 at 8:24
1
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How to create an empty file at the command line in Windows?
...l file createnew file.cmd 0 # to create a file on a mapped drive
Nomad mentions an original one:
C:\Users\VonC\prog\tests>aaaa > empty_file
'aaaa' is not recognized as an internal or external command, operable program or batch file.
C:\Users\VonC\prog\tests>dir
Folder C:\Users\VonC\...
How can I send an inner to the bottom of its parent ?
...will be text and images of the parent div. And red div will be the last element of the parent div.
8 Answers
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How do I group Windows Form radio buttons?
...stion was about the Windows Forms RadioButton, it does not expose a GroupName property.
– UweB
Jun 3 '14 at 8:32
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How do I search for an object by its ObjectId in the mongo console?
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Not strange at all, people do this all the time. Make sure the collection name is correct (case matters) and that the ObjectId is exact.
Documentation is here
> db.test.insert({x: 1})
> db.test.find() // no criteria...
How do I check that multiple keys are in a dict in a single pass?
I want to do something like:
19 Answers
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