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How to install plugin for Eclipse from .zip
... Do not choose your .zip file, but unzip it. Then Add -> Local to select the folder which extracted one. that folder suppose only contains single eclipse folder.
– JustWe
Jul 18 '19 at 8:29
...
Jump to function definition in vim
... mentioned you have to use ctags.
You could also consider using plugins to select appropriate one or to preview the definition of the function under cursor.
Without plugins you will have a headache trying to select one of the hundreds overloaded 'doAction' methods as built in ctags support doesn't ...
Using current time in UTC as default value in PostgreSQL
...rap it in a function:
create function now_utc() returns timestamp as $$
select now() at time zone 'utc';
$$ language sql;
create temporary table test(
id int,
ts timestamp without time zone default now_utc()
);
shar...
Removing all empty elements from a hash / YAML?
...mplementation is not recursive. As a curiosity, they implemented it using #select instead of #delete_if for performance reasons. See here for the benchmark.
In case you want to backport it to your Rails 3 app:
# config/initializers/rails4_backports.rb
class Hash
# as implemented in Rails 4
# ...
C# Entity-Framework: How can I combine a .Find and .Include on a Model Object?
... latter (SingleOrDefault), ToList will retrieve all entries first and then select one
– Sander Rijken
Sep 8 '11 at 13:51
5
...
Alter column, add default constraint
...e bla add constraint dt_bla default 1 for id
insert bla default values
select * from bla
also make sure you name the default constraint..it will be a pain in the neck to drop it later because it will have one of those crazy system generated names...see also How To Name Default Constraints And ...
Android Studio Gradle Configuration with name 'default' not found
...:
Go to your sub-project-module/library-module settings. (press F4 after selecting the module)
Right Click on Add > Android-Gradle.
Add build.gradle to your module.
Add the following script
buildscript {
repositories {
mavenCentral()
}
dependencies {
classpath 'com.android.tools.bu...
Failed to allocate memory: 8
...ini (Device Ram Size in the Hardware list of the GUI). Make sure to either select a "skin" that has a lower value, or to use a manual resolution and to remove this line from the Hardware list - you can't remove it when a skin is selected.
– RedGlyph
Nov 2 '12 a...
Error 1022 - Can't write; duplicate key in table
...ere the constraints are currently in use you can use the following query:
SELECT `TABLE_SCHEMA`, `TABLE_NAME`
FROM `information_schema`.`KEY_COLUMN_USAGE`
WHERE `CONSTRAINT_NAME` IN ('iduser', 'idcategory');
share
...
What is the use of Enumerable.Zip extension method in Linq?
...rator merges the corresponding elements of two sequences using a specified selector function.
var letters= new string[] { "A", "B", "C", "D", "E" };
var numbers= new int[] { 1, 2, 3 };
var q = letters.Zip(numbers, (l, n) => l + n.ToString());
foreach (var s in q)
Console.WriteLine(s);
Oupu...