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C fopen vs open
...to fclose or fflush at the appropriate times.
If you're doing seeks (aka fsetpos or fseek the second of which is slightly trickier to use in a standards compliant way), the usefulness of buffering quickly goes down.
Of course, my bias is that I tend to work with sockets a whole lot, and there the ...
Objective-C implicit conversion loses integer precision 'NSUInteger' (aka 'unsigned long') to 'int'
... my Xcode 5 project. You mentioned 64bit which lead me to look at my build settings. Xcode changed it to 64bit mode which threw up errors. Changing it back to arvm7 fixed all of them.
– Robert J. Clegg
Jan 8 '14 at 7:11
...
Give all the permissions to a user on a DB
..._GROUP;
If you want to enable this for newly created relations too, then set the default permissions:
ALTER DEFAULT PRIVILEGES IN SCHEMA MY_SCHEMA
GRANT ALL PRIVILEGES ON TABLES TO MY_GROUP;
ALTER DEFAULT PRIVILEGES IN SCHEMA MY_SCHEMA
GRANT ALL PRIVILEGES ON SEQUENCES TO MY_GROUP;
However,...
How to write LDAP query to test if user is member of a group?
...
You must set your query base to the DN of the user in question, then set your filter to the DN of the group you're wondering if they're a member of. To see if jdoe is a member of the office group then your query will look something l...
Python constructors and __init__
...e will be 5.
>>> testobject.some_value
5
But you don't need to set a value for each object like i did in my sample. You can also do like this:
>>> class testing:
... def __init__(self):
... self.some_value = 5
then the value of some_value will be 5 and you don't h...
MySQL - Rows to Columns
...fy. We're just going to replace any null values with zeroes so the result set is nicer to look at:
create view history_itemvalue_pivot_pretty as (
select
hostid,
coalesce(A, 0) as A,
coalesce(B, 0) as B,
coalesce(C, 0) as C
from history_itemvalue_pivot
);
select * from h...
How to display pandas DataFrame of floats using a format string for columns?
...pi',np.pi),('e',np.e)],
columns=['name','value'])
constants.set_index('name',inplace=True)
C = constants.style.format({'name': '~~ {} ~~', 'value':'--> {:15.10f} <--'})
C
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Add data annotations to a class generated by entity framework
...RequestMetaData
{
[Required]
public int RequestId {get;set;}
//...
}
}
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Select multiple records based on list of Id's with linq
...xplicitly write == anywhere when you're trying to compare the items of one set (the array) against another (the database table).
– Yuck
May 29 '13 at 22:00
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Using Linq to group a list of objects into a new grouped list of list of objects
...
For type
public class KeyValue
{
public string KeyCol { get; set; }
public string ValueCol { get; set; }
}
collection
var wordList = new Model.DTO.KeyValue[] {
new Model.DTO.KeyValue {KeyCol="key1", ValueCol="value1" },
new Model.DTO.KeyValue {KeyCol="key2", ValueCol="va...