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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
...020) proposes in commit 9c8a294:
empty_tree=$(git mktree </dev/null)
# Windows:
git mktree <NUL
And adds:
As a historical note, the function now known as repo_read_object_file() was taught the empty tree in 346245a1bb ("hard-code the empty tree object", 2008-02-13, Git v1.5.5-rc0 -- mer...
try/catch + using, right syntax
...
It depends. If you are using Windows Communication Foundation (WCF), using(...) { try... } will not work correctly if the proxy in using statement is in exception state, i.e. Disposing this proxy will cause another exception.
Personally, I believe in m...
Check for installed packages before running install.packages() [duplicate]
...
Does not work on my linux machine (works fine on my windows machine). Two possible reasons: (1) system.file does not look in all .libPath() locations, and (2) my conda based R installation alters the .libPaths in some way.
– Aditya
Apr 11...
Add border-bottom to table row
...xperiment toggling the border-collapse property in Chrome 84.0.4147.135 on Windows. The border will only show up when the property exists and is set to collapse.
– OXiGEN
Aug 24 at 22:17
...
List all developers on a project in Git
...ted to look up what I'm still missing from linux-next in the current merge window, I don't care so much about who
wrote a patch, as what git tree it came from, which generally boils
down to "who committed it".
So make git shortlog take a "-c" or "--committer" option to switch grouping to th...
Is JSON Hijacking still an issue in modern browsers?
...');
var toggleCapture = function() {
var isOn = toggle.checked;
window.Array = isOn ? capture : original;
if (isOn) {
Object.defineProperty(Object.prototype, 'foo', {set: capture});
} else {
delete Object.prototype.foo;
}
};
toggle.addEventListener('...
IBOutlet and IBAction
...messages can be 'wired' up to the interface controls you are using in your window/view.
IBOutlet and IBAction are purely there as markers that Interface Builder looks for when it parses your code at design time, they don't have any affect on the code generated by the compiler.
...
Why does JQuery have dollar signs everywhere?
... complicated)
var yourFunction = function() {
alert('a function');
}
window.Myf = yourFunction;
Now you can call yourFunction like:
Myf(); // definitely a short syntax
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PhpStorm wrap/surround selection?
...ng (word, condition) and press Cmd + Alt + T (on Mac) , Ctrl + Alt + T (on Windows). Available Surround With options dialog box will be displayed.
Update (for PhpStorm8)
For PhpStorm Version 8, tick on checkbox of Preferences -> Editor -> General -> Smart Keys -> Surround selection on ...
NuGet auto package restore does not work with MSBuild
...ns and had to do this, it was a simple build step before calling msbuild - Windows batch file was the build step type and: cmd.exe /c "C:\Program Files\nuget\nuget.exe" restore <RelativePathToSln>.sln - I did the path to SLN as a habit / procedure just in case it didn't find sln file.
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