大约有 23,000 项符合查询结果（耗时：0.0470秒） [XML]
Get distance between two points in canvas
I have canvas drawing tab and want lineWidth to be based on distance between two last mousemove coordinate updates. I will make translation of distance to width myself, I just need to know how to get distance between those points (I already have coordinates of those pointes).
...
How to execute IN() SQL queries with Spring's JDBCTemplate effectivly?
... sequence. Just add below snippet to convert the query in traditional form based to available parameters,
ParsedSql parsedSql = NamedParameterUtils.parseSqlStatement(namedSql);
List<Integer> parameters = new ArrayList<Integer>();
for (A a : paramBeans)
parameters.add(a.getId());
M...
How to find serial number of Android device?
..., it's still quite easy to find devices that have the broken ANDROID_ID.
Based on Google's recommendations, I implemented a class that will generate a unique UUID for each device, using ANDROID_ID as the seed where appropriate, falling back on TelephonyManager.getDeviceId() as necessary, and if th...
Adding a column to a data.frame
...f)) # up to which point the sequence runs
# generate a sequence (len) and based on its length, repeat a consecutive number len times
get.seq <- mapply(from, to, 1:length(from), FUN = function(x, y, z) {
len <- length(seq(from = x[1], to = y[1]))
return(rep(z, times = l...
What are CFI directives in Gnu Assembler (GAS) used for?
...ailable on Linux on
POWER, if, for any reason (portability
of the code base, for example), the
GCC generated exception handling
information is not sufficient.
It looks like these are generated on some platforms depending on need for exception handling.
If you are looking to disable these,...
How to change the commit author for one specific commit?
...
Interactive rebase off of a point earlier in the history than the commit you need to modify (git rebase -i <earliercommit>). In the list of commits being rebased, change the text from pick to edit next to the hash of the one you want...
How do I set a textbox's text to bold at run time?
.../ XOR will toggle
return true;
}
}
return base.ProcessCmdKey( ref msg, keyData );
}
share
|
improve this answer
|
follow
|...
iOS Equivalent For Android Shared Preferences
...rrent level like you mentioned. Don't abuse this and use it as a large database, because it is loaded into memory every time you open your app, whether you need something from it or not (other parts of your app will also use this).
Objective-C:
Reading:
NSUserDefaults *preferences = [NSUserDefaul...
PHP - Modify current object in foreach loop
...d implementations that I've seen. It's designed to return a modified array based upon input array element (high level ignoring language compile/runtime type preference); a loop is meant to perform more logic.
For retrieving objects by ID / PK, depending upon if you are using SQL or not (it seems su...
Why can't stash be applied to the working directory?
... (see PS).
Converting a stash to a branch
The following creates a branch based on the HEAD when the stash was created and then applies the stash (it does not commit it).
git stash branch STASHBRANCH
Working with the "stash branch"
What you do next depends on the relationship between the stash...