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Using the RUN instruction in a Dockerfile with 'source' does not work
...xpect a fully POSIX shell at /bin/sh. The bash shell isn't just POSIX plus extra builtins. There are builtins (and more) that behave entirely different than those in POSIX. I FULLY support avoiding POSIX (and the fallacy that any script that you didn't test on another shell is going to work because ...
Django Rest Framework - Could not resolve URL for hyperlinked relationship using view name “user-det
...
or you can make use of extra_kwargs as drf recommends: extra_kwargs = {'url': {'view_name': 'myapp:user-detail'}}
– ChrisRob
Jan 25 at 15:11
...
What is the difference between partitioning and bucketing a table in Hive ?
...t . For a faster query response Hive table can be PARTITIONED BY (country STRING, DEPT STRING). Partitioning tables changes how Hive structures the data storage and Hive will now create subdirectories reflecting the partitioning structure like
.../employees/country=ABC/DEPT=XYZ.
If query limits f...
Difference between 2 dates in SQLite
...day(DateCreated). The former does not account for DST days and will add an extra hour to created dates in Mar-Nov. The latter actually does account for it. stackoverflow.com/questions/41007455/…
– vapcguy
Dec 8 '16 at 19:36
...
C# member variable initialization; best practice?
...d properties (field initializers cannot) - i.e.
[DefaultValue("")]
public string Foo {get;set;}
public Bar() { // ctor
Foo = "";
}
Other than that, I tend to prefer the field initializer syntax; I find it keeps things localized - i.e.
private readonly List<SomeClass> items = new List<...
Does Java have something like C#'s ref and out keywords?
...u can simulate reference with wrappers.
And do the following:
void changeString( _<String> str ) {
str.s("def");
}
void testRef() {
_<String> abc = new _<String>("abc");
changeString( abc );
out.println( abc ); // prints def
}
Out
void setString( _<Strin...
Webfonts or Locally loaded fonts?
...
I use the inline css method because the overhead of the extra request is more than the size increase when bease64 encoding. This is also further offset by gizip compression by the server of the css files.
Other option is to use asynchronous loading of fonts but most often users w...
Splitting string into multiple rows in Oracle
...s wondering if someone could teach me the simplest approach to splitting a string (comma delimited) into multiple rows in Oracle 10g (preferably) and 11g.
...
Remove blank attributes from an Object in Javascript
... loop through the object:
var test = {
test1 : null,
test2 : 'somestring',
test3 : 3,
}
function clean(obj) {
for (var propName in obj) {
if (obj[propName] === null || obj[propName] === undefined) {
delete obj[propName];
}
}
}
clean(test);
If you're concerned abou...
How is a CRC32 checksum calculated?
... For CRC32 or CRC32b , do we get hash collision meaning for two different strings do we get same CRC
– indianwebdevil
May 18 at 2:42
1
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