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ImportError: no module named win32api
...m using Python 2.7 and I want to use pywin32-214 on Windows 7 . I installed pywin32-214 by using the msi installer. But when I import win32api in my Python script, it throws the error:
...
Difference between fmt.Println() and println() in Go
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println is an built-in function (into the runtime) which may eventually be removed, while the fmt package is in the standard library, which will persist. See the spec on that topic.
For language developers it is handy to have a println without dependencies, but the way to go is to use the f...
What's the difference between parenthesis $() and curly bracket ${} syntax in Makefile?
... like unomadh GNU make example.
From the GNU make manual on the Function Call Syntax (emphasis mine):
[…] If the arguments themselves contain other function calls or variable references, it is wisest to use the same kind of delimiters for all the references; write $(subst a,b,$(x)), not $(sub...
Default value in Go's method
...s on the subject, but here are some specific examples.
**Option 1:** The caller chooses to use default values
// Both parameters are optional, use empty string for default value
func Concat1(a string, b int) string {
if a == "" {
a = "default-a"
}
if b == 0 {
b = 5
}
return fmt.S...
lsof survival guide [closed]
...
To show all networking related to a given port:
lsof -iTCP -i :port
lsof -i :22
To show connections to a specific host, use @host
lsof -i@192.168.1.5
Show connections based on the host and the port using @host:port
lsof -i@...
How to set the thumbnail image on HTML5 video?
...reload="metadata">
<source src="https://www.w3schools.com/html/mov_bbb.mp4#t=0.5" type="video/mp4">
</video>
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64-bit version of Boost for 64-bit windows
...icrosoft SDK Command prompt and use "setenv /Release /x64" which redefines all the paths.
– Budric
Dec 13 '11 at 16:59
2
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How to save/restore serializable object to/from file?
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No need to call the close method on a reader within your using block. Dispose() is implicit and will take place even if an exception is raised within the block before the explicit Close(). Very useful block of code.
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How to use HTML Agility pack
...ith help from this XPath documentation: https://www.w3schools.com/xml/xpath_syntax.asp
To parse
<h2>
<a href="">Jack</a>
</h2>
<ul>
<li class="tel">
<a href="">81 75 53 60</a>
</li>
</ul>
<h2>
<a href="">Roy</a&...
What is process.env.PORT in Node.js?
...t may independently configure the process.env.PORT variable for you; after all, your script runs in their environment.
Amazon's Elastic Beanstalk does this. If you try to set a static port value like 3000 instead of process.env.PORT || 3000 where 3000 is your static setting, then your application w...