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What is opinionated software?
...s one which is designed in such a wayy that it's users will experience the least frinction with that framework when the framework is used in a way that does not violate the assumptions made by the framework designer.
– Crippledsmurf
Apr 29 '09 at 14:30
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Remove Identity from a column in a table
We have a 5GB table (nearly 500 million rows) and we want to remove the identity property on one of the column, but when we try to do this through SSMS - it times out.
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How to include layout inside layout?
How to include layout inside layout in Android?
6 Answers
6
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querySelector search immediate children
...ves that is not to their liking), is that they check to see if elem has an ID, and if not, they temporarily add an ID, then create a full selector string.
Basically you'd do:
var sel = '> someselector';
var hadId = true;
if( !elem.id ) {
hadID = false;
elem.id = 'some_unique_value';
}
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“Insert if not exists” statement in SQLite
I have an SQLite database. I am trying to insert values ( users_id , lessoninfo_id ) in table bookmarks , only if both do not exist before in a row.
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SQL Server 2008: How to query all databases sizes?
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with fs
as
(
select database_id, type, size * 8.0 / 1024 size
from sys.master_files
)
select
name,
(select sum(size) from fs where type = 0 and fs.database_id = db.database_id) DataFileSizeMB,
(select sum(size) from fs where type = 1 and...
Check if a dialog is displayed with Espresso
I'm trying to write some tests with the new android-test-kit (Espresso) . But I can't find any information on how to check if a dialog is displayed and perform some actions on it (like clicking the positive and negative buttons, e.t.c.). Note that a dialog may be also displayed by a WebView , no...
What does “Could not find or load main class” mean?
...(Yes ... READ them! It is important that a Java programmer understands at least the basics of how the Java classpath mechanisms works.)
Look at command line and / or the CLASSPATH environment variable that is in effect when you run the java command. Check that the directory names and JAR file name...
Why does Haskell's “do nothing” function, id, consume tons of memory?
Haskell has an identity function which returns the input unchanged. The definition is simple:
1 Answer
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Big O, how do you calculate/approximate it?
...ing proofs comes into play. Hope this familiarizes you with the basics at least though.
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