大约有 40,000 项符合查询结果（耗时：0.0549秒） [XML]
Undo git update-index --assume-unchanged
...will print all files with their status
grep '^[a-z]' will filter files and select only assume unchanged
cut -c 3- will remove status and leave only paths, cutting from the 3-rd character to the end
tr '\012' '\000' will replace end of line character (\012) to zero character (\000)
xargs -0 git updat...
retrieve links from web page using python and BeautifulSoup [closed]
...re anything not purely Python isn't allowed.
lxml.html also supports CSS3 selectors so this sort of thing is trivial.
An example with lxml and xpath would look like this:
import urllib
import lxml.html
connection = urllib.urlopen('http://www.nytimes.com')
dom = lxml.html.fromstring(connection.r...
PowerShell Script to Find and Replace for all Files with a Specific Extension
...recurse | foreach-object{
$wc = [xml](Get-Content $_.fullname)
$wc.SelectNodes("//add[@key='Environment'][@value='Dev']") | Foreach-Object {$_.value = 'Demo'}
$wc.Save($_.fullname)
}
share
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Regex: Remove lines containing “help”, etc
....
Make sure the Regular expression radio button in the Search Mode area is selected. Then click Replace All and voila! All lines containing your search term help have been removed.
share
|
improv...
Detect and exclude outliers in Pandas data frame
...se` depending on if it is a value below the threshold.
constrains = df.select_dtypes(include=[np.number]) \
.apply(lambda x: np.abs(stats.zscore(x)) < z_thresh, reduce=False) \
.all(axis=1)
# Drop (inplace) values set to be rejected
df.drop(df.index[~constrains], inpla...
Is it possible to ping a server from Javascript?
... You need to ping the servers concurrently. You can achieve that with select, threads or processes. For really hardcore solution you could use Eventmachine.
– Epeli
Nov 26 '10 at 2:59
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Detect If Browser Tab Has Focus
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onblur|.blur/onfocus|.focus "duplicate" calls
window losing focus through selection of alternate app, like word
This tends to be undesirable simply because, if you have a bank page open, and it's onblur event tells it to mask the page, then if you open calculator, you can't see the page anymore!
...
Does Python SciPy need BLAS?
...tp://www.netlib.org/blas/blas.tgz
tar xzf blas.tgz
cd BLAS-*
## NOTE: The selected Fortran compiler must be consistent for BLAS, LAPACK, NumPy, and SciPy.
## For GNU compiler on 32-bit systems:
#g77 -O2 -fno-second-underscore -c *.f # with g77
#gfortran -O2 -std=legacy -fno-seco...
How to avoid soft keyboard pushing up my layout? [duplicate]
...is to attach an onFocusChanged listener to your EditText and when the user selects/taps the EditText then you hide or move your navigation buttons out of the screen. When the EditText loses focus then you can put the navigation buttons back at the bottom of the activity.
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machine learning libraries in C# [closed]
...iningSet trainingSet)
{
var attributes = trainingSet._attributes.Select(x => new Attribute(x)).ToArray();
var featureVector = new FastVector(trainingSet.AttributesCount);
foreach (var attribute in attributes)
{
featureVector.addElement(attribute);
}
...