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Is git's semi-secret empty tree object reliable, and why is there not a symbolic name for it?
... a "well known value").
Note: Git 2.25.1 (Feb. 2020) 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 empt...
What is a 'semantic predicate' in ANTLR?
...on {
ANTLRStringStream in = new ANTLRStringStream("123, 456, 7 , 89");
NumbersLexer lexer = new NumbersLexer(in);
CommonTokenStream tokens = new CommonTokenStream(lexer);
NumbersParser parser = new NumbersParser(tokens);
parser.parse();
}
}
Test it by ...
What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
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148
Wall-clock time is the time that a clock on the wall (or a stopwatch in hand) would measure as h...
Can you explain the HttpURLConnection connection process?
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185
String message = URLEncoder.encode("my message", "UTF-8");
try {
// instantiate the URL ob...
AngularJS ngClass conditional
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8
wrap the class name with ' otherwise if you want to add more classes or if your class has hyphens or underscores it will not work. ng-class=...
What do (lambda) function closures capture?
...
answered Feb 19 '10 at 9:58
Max ShawabkehMax Shawabkeh
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Haskell testing workflow
... ulidtko
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answered Jun 28 '10 at 7:43
Edward KMETTEdward KMETT
28.5k6...
Proper Linq where clauses
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Bala RBala R
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1
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How to make a element expand or contract to its parent container?
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answered Jan 18 '12 at 23:41
robertcrobertc
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HTTP error 403 in Python 3 Web Scraping
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