大约有 47,000 项符合查询结果（耗时：0.0368秒） [XML]
ASP.NET MVC Performance
...Forms application, and B) how you implement the MVC application. In their "raw" forms, MVC is likely faster than WebForms, but years and years of tools and experience have produced a number of techniques for building fast WebForms applications. I'd be willing to bet that a senior ASP.NET developer c...
How to create NS_OPTIONS-style bitmask enumerations in Swift?
... written lower case by convention.
struct MyOptions : OptionSet {
let rawValue: Int
static let firstOption = MyOptions(rawValue: 1 << 0)
static let secondOption = MyOptions(rawValue: 1 << 1)
static let thirdOption = MyOptions(rawValue: 1 << 2)
}
Instead of pro...
How do I view the SQL generated by the Entity Framework?
...r example:
- Queries, including normal LINQ queries, eSQL queries, and raw queries from methods such as SqlQuery.
- Inserts, updates, and deletes generated as part of SaveChanges
- Relationship loading queries such as those generated by lazy loading
- Parameters
- Whether or not the co...
How to insert a SQLite record with a datetime set to 'now' in Android application?
...tValues". Either you can use :
SQLiteDatabase.execSQL so you can enter a raw SQL query.
mDb.execSQL("INSERT INTO "+DATABASE_TABLE+" VALUES (null, datetime()) ");
Or the java date time capabilities :
// set the format to sql date time
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM...
Install NPM into home directory with distribution nodejs package (Ubuntu)
...rectory:
Install Node.js with nvm (no sudo required):
curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.2/install.sh | bash
source ~/.bashrc
nvm install 7
npm install -g npm # update npm
Now you can install -g without sudo and everything goes into ~/.nvm/
Or install Node.js wit...
Get type of all variables
...ly) #a function is function
class(charToRaw("hi")) #convert string to raw: raw
class(array("hi")) #array of items is: array
#So far so good, but those who wish to keep their sanity go no further
class(5 + 5L) #do...
Can you attach Amazon EBS to multiple instances?
...fferent abstractions: EFS exposes the NFSv4 protocol, whereas EBS provides raw block IO access.
Below you'll find my original explanation as to why it's not possible to safely mount a raw block device on multiple machines.
ORIGINAL POST (2011):
Even if you were able to get an EBS volume attac...
Getting the SQL from a Django QuerySet [duplicate]
...cepted answer did not work for me when using Django 1.4.4. Instead of the raw query, a reference to the Query object was returned: <django.db.models.sql.query.Query object at 0x10a4acd90>.
The following returned the query:
>>> queryset = MyModel.objects.all()
>>> queryset...
Why do we have to normalize the input for an artificial neural network?
... example a number of records in the database).
In such case feeding this raw value into your network will not work very well. You will teach your network on values from lower part of range, while the actual inputs will be from the higher part of this range (and quite possibly above range, that the...
Google Chrome display JSON AJAX response as tree and not as a plain text
...tle less intuitive, because on the Headers tab they let us switch between "raw" and "parsed", so one would expect that they'd offer similar "parsed" view on the Response tab.
– G. Stoynev
Oct 28 '13 at 18:20
...