大约有 21,000 项符合查询结果（耗时：0.0387秒） [XML]
In Java, what is the best way to determine the size of an object?
I have an application that reads a CSV file with piles of data rows. I give the user a summary of the number of rows based on types of data, but I want to make sure that I don't read in too many rows of data and cause OutOfMemoryError s. Each row translates into an object. Is there an easy way t...
Rebasing a branch including all its children
... answered Apr 12 '11 at 7:52
Adam DymitrukAdam Dymitruk
104k1717 gold badges133133 silver badges136136 bronze badges
...
How to install mongoDB on windows?
I am trying to test out mongoDB and see if it is anything for me. I downloaded the 32bit windows version, but have no idea on how to continue from now on.
...
How can I determine whether a 2D Point is within a Polygon?
...ct3D) also works with floats and modern graphics libraries very often take advantage of GPU acceleration.
Now you said speed is your main concern, okay, let's go for speed. Before you run any sophisticated algorithm, first do a simple test. Create an axis aligned bounding box around your polygon. T...
MySQL Workbench Dark Theme
...
Mike LischkeMike Lischke
32.7k66 gold badges7878 silver badges131131 bronze badges
...
Fast permutation -> number -> permutation mapping algorithms
...ple, but whatever ... as long as you index appropriately). We just need to add 0 at the right end (remember the last element always has only one possibility for its new position) to get back our original sequence {1, 2, 0, 1, 0}.
Permuting a list using an index sequence
You can use the below algori...
Inline labels in Matplotlib
...; (xy[:,1] >= 0) & (xy[:,1] < N)
xy = xy[mask]
# add to pop
for p in xy:
pop[l][tuple(p)] = 1.0
# find whitespace, nice place for labels
ws = 1.0 - (np.sum(pop, axis=0) > 0) * 1.0
# don't use the borders
ws[:,0] = 0
ws[:,N-1] =...
Differences between Java 8 Date Time API (java.time) and Joda-Time
...va.util.Date and Joda-Time. But after some digging, I couldn't find a thread about the differences between the java.time API (new in Java 8 , defined by JSR 310 ) and Joda-Time .
...
Webfonts or Locally loaded fonts?
... resources, but as of late, I have been looking for alternate methods of loading fonts to see if there's a better way; better methods have a way of just appearing out of the blue.
...
JSTL in JSF2 Facelets… makes sense?
...tputText id="item" value="#{item.value}" />
</ui:repeat>
...already ends up as-is in the JSF component tree whereby the very same <h:outputText> component is during view render time being reused to generate HTML output based on current iteration round:
<span id="items:0:item">...