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Why does the C# compiler not fault code where a static method calls an instance method?
...SameName(object o) { }
void SameName(string s) { }
public static void Test()
{
SameName("Hi mom");
}
}
This will not compile because the best overload is the one taking a string. But hey, that's an instance method, so compiler complains (instead of taking the second-best overload).
A...
Retaining file permissions with Git
... on solutions for that. Here's something that seems to work, but I've only tested in one case
#!/bin/bash
SELF_DIR=`git rev-parse --show-toplevel`
DATABASE=$SELF_DIR/.permissions
echo -n "Restoring file permissions..."
IFSold=${IFS}
IFS=$
while read -r LINE || [[ -n "$LINE" ]];
do
FILE=`echo $...
Improving bulk insert performance in Entity framework [duplicate]
...from the Context.tt file. This update takes 4 seconds now. I can't wait to test this against production sized data... which is in the hundreds of millions....
– Anthony Mason
May 12 '14 at 1:12
...
Why shouldn't I use PyPy over CPython if PyPy is 6.3 times faster?
...ing PyPy will give a 6.3 times improvement even for the programs they have tested.
There is no claim that PyPy will even run all the programs that CPython runs at all, let alone faster.
share
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imp...
How to avoid “if” chains?
...
You can use an && (logic AND):
if (executeStepA() && executeStepB() && executeStepC()){
...
}
executeThisFunctionInAnyCase();
this will satisfy both of your requirements:
executeStep<X>() should evaluate only if the previous one succee...
Javascript web app and Java server, build all in Maven or use Grunt for web app?
...a of using Bower for Dependency Management and Grunt for building, running tests etc. ( Yeoman )
5 Answers
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How to declare a structure in a header that is to be used by multiple files in c?
...
You're right. I tested recently a C99 and was surprised to see that my untypedefed struct was not recognized when used the C++ way. I searched for compiler options, and then, in all standard documents I could put my hands on, but found nothi...
Instance variables vs. class variables in Python
...hon - the code here adapted from @Edward Loper
Local Variables are the fastest to access, pretty much tied with Module Variables, followed by Class Variables, followed by Instance Variables.
There are 4 scopes you can access variables from:
Instance Variables (self.varname)
Class Variables (Clas...
Uses for Optional
...sing Optional, however this lack of rigour should be backed by decent unit tests.
public @Nullable Foo findFoo(@NotNull String id);
public @NotNull Foo doSomething(@NotNull String id, @Nullable Bar barOptional);
public class Book {
private List<Pages> pages;
private @Nullable Index ind...
Browsers' default CSS for HTML elements
...contrast, and then give a color with the hue-rotate property, following my tests. The invert filter isn't mandatory, but is giving some deep effects.
As well, the drop-shadow filter is working pretty nicely cross browser.
To be use like this: filter:drop-shadow(2px 20px 50px red) [X,Y,RADIUS,COLOR]...