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How to update maven repository in Eclipse?
...ou can right-click on your project then Maven > Update Project..., then select Force Update of Snapshots/Releases checkbox then click OK.
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ERROR: Error 1005: Can't create table (errno: 121)
...y used somewhere else
To check constraints use the following SQL query:
SELECT
constraint_name,
table_name
FROM
information_schema.table_constraints
WHERE
constraint_type = 'FOREIGN KEY'
AND table_schema = DATABASE()
ORDER BY
constraint_name;
Look for more information there,...
JPQL IN clause: Java-Arrays (or Lists, Sets…)?
... for JPA 1.0 but you can pass a Collection in JPA 2.0:
String qlString = "select item from Item item where item.name IN :names";
Query q = em.createQuery(qlString, Item.class);
List<String> names = Arrays.asList("foo", "bar");
q.setParameter("names", names);
List<Item> actual = q.get...
JavaScript hashmap equivalent
...nctional solution is simple and fast.
The key function can be as simple as selecting right attributes of the object, e.g., a key, or a set of keys, which are already unique, a combination of keys, which are unique together, or as complex as using some cryptographic hashes like in DojoX encoding, or ...
Check if a string contains a substring in SQL Server 2005, using a stored procedure
...orce it within this test if you need it one way or the other. E.g. compare select CHARINDEX('ME' collate Latin1_General_CS_AS,'Home') and select CHARINDEX('ME' collate Latin1_General_CI_AS,'Home'). (In collations, CS stands for Case Sensitive and I'm sure you can work out CI).
–...
R memory management / cannot allocate vector of size n Mb
...a whole.
To use Readyboost, right click on the drive, go to properties and select 'ReadyBoost' and select 'use this device' radio button and click apply or ok to configure.
How to change folder with git bash?
...
Go to the directory manually and do right click → Select 'Git bash' option.
Git bash terminal automatically opens with the intended directory. For example, go to your project folder. While in the folder, right click and select the option and 'Git bash'. It will open automat...
LINQ Ring: Any() vs Contains() for Huge Collections
... result = context.Projects.Where(x => lstBizIds.Contains(x.businessId)).Select(x => x.projectId).ToList();
This will give the query
SELECT Id
FROM Projects
INNER JOIN (VALUES (1), (2), (3), (4), (5)) AS Data(Item) ON Projects.UserId = Data.Item
while Any() on the other hand always iterate t...
Suggestions for debugging print stylesheets?
...op right corner of the browser viewport to open the devtools drawer.
Then, select Media in the emulation drawer, and check the CSS media checkbox.
This should do the trick.
Update: The menus have changed in DevTools.
It can now be found by clicking on the "three-dots" menu in the top right corn...
c++11 Return value optimization or move? [duplicate]
...e object to be copied is designated by an lvalue, overload resolution to
select the constructor for the copy is first performed as if the object were designated by an rvalue. If overload
resolution fails, or if the type of the first parameter of the selected constructor is not an rvalue referenc...