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Multiple variables in a 'with' statement?
...ossible set fields equal to something in with statement as in with open('./file') as arg.x = file:?
– Charlie Parker
Feb 3 '17 at 5:46
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Creating a dictionary from a csv file?
I am trying to create a dictionary from a csv file. The first column of the csv file contains unique keys and the second column contains values. Each row of the csv file represents a unique key, value pair within the dictionary. I tried to use the csv.DictReader and csv.DictWriter classes, but I...
Google Chrome Extensions - Can't load local images with CSS
...just inconvenience and sort of bad practice, just like hardcoding absolute file pathes in the code for example.
– serg
Jul 28 '11 at 22:23
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MySql server startup error 'The server quit without updating PID file '
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try to find your log file with suffix ".err", there should be more info. It might be in:
/usr/local/var/mysql/your_computer_name.local.err
It's probably problem with permissions
check if any mysql instance is running
ps -ef | grep mys...
How can I use PowerShell with the Visual Studio Command Prompt?
...rompt.html, I was able to get this to work. I added the following to my profile.ps1 and all is well with the world.
pushd 'c:\Program Files (x86)\Microsoft Visual Studio 10.0\VC'
cmd /c "vcvarsall.bat&set" |
foreach {
if ($_ -match "=") {
$v = $_.split("="); set-item -force -path "ENV:\$...
How to use enums as flags in C++?
...nimalFlags>(static_cast<int>(a) | static_cast<int>(b));
}
Etc. rest of the bit operators. Modify as needed if the enum range exceeds int range.
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How to log source file name and line number in Python
... logging system, so that when a logging method is invoked it also logs the file and the line number where it was invoked or maybe the method that invoked it?
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How to load up CSS files using Javascript?
...as already added so it adds it only once.
Put that code into a javascript file, have the end-user simply include the javascript, and make sure the CSS path is absolute so it is loaded from your servers.
VanillaJS
Here is an example that uses plain JavaScript to inject a CSS link into the head ele...
Func with out parameter
...egate TResult Func<T1, T2, T3, TResult>(T1 obj1, T2 obj2, T3 obj3)
etc. Delegates as such can have out/ref parameters, so in your case its only a matter of custom implementation by yourself as other answers have pointed out. As to why Microsoft did not pack this by default, think of the shee...
Protected in Interfaces
...s: So much of OOP is about properly structuring objects, classes, packages etc., if a programmer has a hard time with doing all that properly, he has a much bigger problem. Java was built for that type of thing.
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