大约有 10,400 项符合查询结果（耗时：0.0452秒） [XML]
dynamically add and remove view to viewpager
...e view
you want to update.
Here is a SO answer with code based on this idea
share
|
improve this answer
|
follow
|
...
When and why are database joins expensive?
...search) until n is in the hundreds.
Sometimes denormalisation is a good idea
Denormalisation is a commitment to a particular join strategy. As mentioned earlier, this interferes with other join strategies. But if you have buckets of disk space, predictable patterns of access, and a tendency to p...
Context switches much slower in new linux kernels
... that setting idle to mwait if supported by your hardware is a much better idea. It seems that the use of the MWAIT/MONITOR instructions allows the CPU to enter C1E without any noticeable latency being added to the thread wake up time. With idle=mwait, you will get cooler CPU temperatures (as compar...
Why does Windows64 use a different calling convention from all other OSes on x86-64?
...r of instructions. That discussion thread bounces around some of the same ideas as answers and comments on this SO question. In a 2nd thread, he proposed the current sequence as optimal and hopefully final, generating smaller code than some alternatives.
He's using the term "global" to mean call-...
Load RSA public key from file
...
I've got InvalidKeyException: invalid key format, any idea? Thanks!
– Zennichimaro
Apr 22 '14 at 5:00
5
...
Generating v5 UUID. What is name and namespace?
...into 128 bits
Type 5: stuffs an SHA1 hash into 128 bits
Type 6: unofficial idea for sequential UUIDs
An SHA1 hash outputs 160 bits (20 bytes); the result of the hash is converted into a UUID.
With the 20-byte hash from SHA1:
SHA1 Digest: 74738ff5 5367 e958 9aee 98fffdcd1876 94028007
UUID (v5): ...
Prototypical inheritance - writing up [duplicate]
...her way to implement the constructor function, syntax is different but the idea is the same:
Define an object that has members that will be same for many instances (person is a blueprint for bob and ben and can be for jilly, marie, clair ...)
Define instance specific members that should be unique ...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...del for retrieving documents. The Webforms architecture simply extends the idea of documents so they are dynamic. This works for me...
– Mark Brittingham
Dec 24 '08 at 14:51
3
...
Controlling fps with requestAnimationFrame?
...erate setInterval, if possible in a web-worker so it has it's own thread. Ideally the RAF should only update graphics, and read js objects containing current data. Data manipulation should be done outside the RAF and the new data placed in objects for your RAF callback to read.
...
Why is good UI design so hard for some Developers? [closed]
...cations as a real user yourself, and seeing what's annoying.
Another good idea is to find a way to watch a real user using your application, which may be as complicated as a usability lab with one-way mirrors, screen video capture, video cameras on the users, etc., or can be as simple as paper prot...