大约有 40,000 项符合查询结果（耗时：0.0539秒） [XML]
Why does HTML think “chucknorris” is a color?
...omes c00c0000000
Pad out to the next total number of characters divisible by 3 (11 -> 12)
c00c 0000 0000
Split into three equal groups, with each component representing the corresponding colour component of an RGB colour:
RGB (c00c, 0000, 0000)
Truncate each of the arguments from the right d...
Jsoup SocketTimeoutException: Read timed out
...
@AlanHay my answer was suggesting to solve the problem by setting a timeout, not by using that specific value as a timeout :)
– MarcoS
Nov 3 '17 at 15:32
a...
PowerMockito mock single static method and return object
...st return null, 0 or false for object, number and boolean valued methods. By using the 2-arg overload, you're saying "No, no, no, by default use this Answer subclass' answer method to get a default value. It returns a Long, so if you have static methods which return something incompatible with Lon...
Sync data between Android App and webserver [closed]
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I'll try to answer all your questions by addressing the larger question: How can I sync data between a webserver and an android app?
Syncing data between your webserver and an android app requires a couple of different components on your android device.
Persi...
Android map v2 zoom to show all the markers
...unds bounds = builder.build();
Then obtain a movement description object by using the factory: CameraUpdateFactory:
int padding = 0; // offset from edges of the map in pixels
CameraUpdate cu = CameraUpdateFactory.newLatLngBounds(bounds, padding);
Finally move the map:
googleMap.moveCamera(cu);...
Does free(ptr) where ptr is NULL corrupt memory?
...tr);
Description
The free function causes the space pointed to by ptr to be deallocated, that is, made
available for further allocation. If ptr is a null pointer, no action occurs.
See ISO-IEC 9899.
That being said, when looking at different codebases in the wild, you'll notice peo...
What is copy-on-write?
...ft SQL Server 2005. Instant snapshots preserve a static view of a database by storing a pre-modification copy of data when underlaying data are updated. Instant snapshots are used for testing uses or moment-dependent reports and should not be used to replace backups.
...
How does a PreparedStatement avoid or prevent SQL injection?
... SQL injection is, that a user input is used as part of the SQL statement. By using prepared statements you can force the user input to be handled as the content of a parameter (and not as a part of the SQL command).
But if you don't use the user input as a parameter for your prepared statement but...
.keyCode vs. .which
....keyCode || 0;
...which handles the possibility that e.which might be 0 (by restoring that 0 at the end, using JavaScript's curiously-powerful || operator).
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rails simple_form - hidden field - create?
... "some value"
Shorter, DRYer and perhaps more obvious.
Of course with ruby 1.9 and the new hash format we can go 3 characters shorter with...
=f.hidden_field :title, value: "some value"
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