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how to use XPath with XDocument?
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XPath 1.0, which is what MS implements, does not have the idea of a default namespace. So try this:
XDocument xdoc = XDocument.Load(@"C:\SampleXML.xml");
XmlNamespaceManager xnm = new XmlNamespaceManager(new NameTable());
xnm.Ad...
List comprehension rebinds names even after scope of comprehension. Is this right?
... Python 2.6 has list comprehensions only as does Python 3.0. 3.1 added set and dictionary comprehensions and these were ported to 2.7. Sorry if that was not clear. It was meant to note a limitation to another answer, and which versions it applies to is not entirely straightforward.
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How to do version numbers? [closed]
...the "unstable watchout" on there. So how would you go about versioning? Is 1.0 stable? Should the build date be in the version number? Tell me what you guys think!
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How do I check if an object has a specific property in JavaScript?
...so note that the in operator has excellent browser support IE 5.5+, Chrome 1.0+, Firefox 1.0+, Safari 3.0+ stackoverflow.com/questions/2920765/…
– Adrien Be
Oct 15 '14 at 7:42
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Fetch frame count with ffmpeg
... lines. They can include error messages like here:
frame= 24 fps= 24 q=-1.0 size= 0kB time=1.42 bitrate= 0.3kbits/s
frame= 41 fps= 26 q=-1.0 size= 0kB time=2.41 bitrate= 0.2kbits/s
[h264 @ 0x1013000]Cannot parallelize deblocking type 1, decoding such frames in
sequential...
convert from Color to brush
... var red = (percentage > 50 ? 1 - 2 * (percentage - 50) / 100.0 : 1.0) * 255;
var green = (percentage > 50 ? 1.0 : 2 * percentage / 100.0) * 255;
var blue = 0.0;
SDColor result1 = SDColor.FromArgb((int)red, (int)green, (int)blue);
SDColor r...
Is there a reason for C#'s reuse of the variable in a foreach?
... or common, and which hasn't been revised since then?
The latter. The C# 1.0 specification actually did not say whether the loop variable was inside or outside the loop body, as it made no observable difference. When closure semantics were introduced in C# 2.0, the choice was made to put the loop ...
Role/Purpose of ContextLoaderListener in Spring?
...cherServlet.
Here is what it would look like:
web.xml
<?xml version="1.0" encoding="UTF-8"?>
<web-app
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee"
xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:sche...
Printing a variable memory address in swift
...oOpaque())
Prints the memory address of someVar.
(thanks to @Ying)
Swift 3.1:
print(Unmanaged<AnyObject>.passUnretained(someVar as AnyObject).toOpaque())
Prints the memory address of someVar.
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When would I use Task.Yield()?
...t the await Task.Delay(1) is enough to prevent it. (Console App, .NET Core 3.1, C# 8)
– Theodor Zoulias
May 19 at 18:45
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