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How to draw an empty plot?
...nts:
plot.new( )
plot.window( xlim=c(-5,5), ylim=c(-5,5) )
points( rnorm(100), rnorm(100) )
axis( side=1 )
example plot
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How do you give iframe 100% height [duplicate]
...
You can do it with CSS:
<iframe style="position: absolute; height: 100%; border: none"></iframe>
Be aware that this will by default place it in the upper-left corner of the page, but I guess that is what you want to achieve. You can position with the left,right, top and bottom CSS...
How to append something to an array?
...ops:
function arrpush_small() {
var arr1 = [];
for (a = 0; a < 100; a++)
{
arr1 = [];
for (i = 0; i < 5000; i++)
{
arr1.push('elem' + i);
}
}
}
function arrlen_small() {
var arr2 = [];
for (b = 0; b < 100; b++)
{
...
Load a UIView from nib in Swift
... answered Sep 24 '14 at 13:35
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How do I automatically update a timestamp in PostgreSQL
...ULT value:
CREATE TABLE users (
id serial not null,
firstname varchar(100),
middlename varchar(100),
lastname varchar(100),
email varchar(200),
timestamp timestamp default current_timestamp
)
Note that the value for that column can explicitly be overwritten by supplying a value in the...
Get value from JToken that may not exist (best practices)
...ypes and the ?? operator:
width = jToken.Value<double?>("width") ?? 100;
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Moving average or running mean
...umsum[:-N]) / float(N)
The code to check
In[3]: x = numpy.random.random(100000)
In[4]: N = 1000
In[5]: %timeit result1 = numpy.convolve(x, numpy.ones((N,))/N, mode='valid')
10 loops, best of 3: 41.4 ms per loop
In[6]: %timeit result2 = running_mean(x, N)
1000 loops, best of 3: 1.04 ms per loop
...
Get selected option from select element
...">
<option value="10">10</option>
<option value="100">100</option>
<option value="1000">1000</option>
<option value="10000">10000</option>
</select>
To capture via jQuery you can do something like so:
$('#cycles_list').cha...
Is there a way to escape a CDATA end token in xml?
...the page for the National Transportation Safety Board. It contained US$>100 million (2013) for the budget in the infobox. The source xml contained [[United States dollar|US$]]&gt;100 million (2013) which was translated to [[United States dollar|US$]]>100 million (2013) by the reader and th...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...。FAT表中记录了每个簇的使用状况。 如果记录数值 是 100 则说明某个文件用到了簇号为100的簇，记录数值为500则说明用到了簇号为500的簇，以此类推。簇号为0和1的簇在数据区域没有使用，但是在FAT表中有它们的定义。在 FAT12,...