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Redirect stdout to a file in Python?
...from contextlib import contextmanager
@contextmanager
def redirect_stdout(new_target):
old_target, sys.stdout = sys.stdout, new_target # replace sys.stdout
try:
yield new_target # run some code with the replaced stdout
finally:
sys.stdout = old_target # restore to the pr...
changing source on html5 video tag
...zr to determine what format the browser supported.
<script>
var v = new Array();
v[0] = [
"videos/video1.webmvp8.webm",
"videos/video1.theora.ogv",
"videos/video1.mp4video.mp4"
];
v[1] = [
"videos/video2.webmvp8.webm",
"videos/video2.theora.ogv...
How does Hadoop process records split across block boundaries?
...lkIndex = getBlockIndex(blkLocations, length-bytesRemaining);
splits.add(new FileSplit(path, length-bytesRemaining, splitSize,
blkLocations[blkIndex].getHosts()));
bytesRemaining -= splitSize;
}
After that, if you look at the LineRecordReader which is defined by th...
What are queues in jQuery?
...hing with google maps:
var $map = $("#map_canvas");
var myLatlng = new google.maps.LatLng(-34.397, 150.644);
var myOptions = {zoom: 8, center: myLatlng, mapTypeId: google.maps.MapTypeId.ROADMAP};
var geocoder = new google.maps.Geocoder();
var map = new google.maps.Map($map[0], my...
Difference between @OneToMany and @ElementCollection?
...l = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.scrollTop(),
docViewBottom = docViewTop + $window.height(),
...
How to construct a timedelta object from a simple string
...
@MarcelWaldvogel nice, if you copy the text of the new regex I'll add your answer in
– Peter
Nov 4 '19 at 16:32
...
C# Test if user has write access to a folder
...mp";
string NtAccountName = @"MyDomain\MyUserOrGroup";
DirectoryInfo di = new DirectoryInfo(path);
DirectorySecurity acl = di.GetAccessControl(AccessControlSections.All);
AuthorizationRuleCollection rules = acl.GetAccessRules(true, true, typeof(NTAccount));
//Go through the rules returned from the...
Why does C# allow {} code blocks without a preceding statement?
...
The { ... } has at least the side-effect of introducing a new scope for local variables.
I tend to use them in switch statements to provide a different scope for each case and in this way allowing me to define local variable with the same name at closest possible location of their ...
Android and setting alpha for (image) view alpha
...L but you can do it by code in the following way.
ImageView myImageView = new ImageView(this);
myImageView.setAlpha(xxx);
In pre-API 11:
range is from 0 to 255 (inclusive), 0 being transparent and 255 being opaque.
In API 11+:
range is from 0f to 1f (inclusive), 0f being transparent and 1f ...
How to create named and latest tag in Docker?
...
Once you have your image, you can use
$ docker tag <image> <newName>/<repoName>:<tagName>
Build and tag the image with creack/node:latest
$ ID=$(docker build -q -t creack/node .)
Add a new tag
$ docker tag $ID creack/node:0.10.24
You can use this and skip the -t ...