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What's the difference between HEAD^ and HEAD~ in Git?
...01bf062a9fd67e43368
Querying the non-existent fourth parent results in an error.
$ git rev-parse 89e4fcb0dd^4
89e4fcb0dd^4
fatal: ambiguous argument '89e4fcb0dd^4': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revi...
Does Python optimize tail recursion?
I have the following piece of code which fails with the following error:
6 Answers
6
...
How can I check if a string represents an int, without using try/except?
...esentsInt(s):
try:
int(s)
return True
except ValueError:
return False
>>> print RepresentsInt("+123")
True
>>> print RepresentsInt("10.0")
False
It's going to be WAY more code to exactly cover all the strings that Python considers integers. I sa...
What should I do if the current ASP.NET session is null?
...s are initialized, but CurrentNotification and IsPostNotification throw an error: {System.PlatformNotSupportedException}. Whatever the cause, this issue has not occurred in production, where it has run for years. The platform is Windows Server 2003 R2 SP2, the application has target framework .Net 3...
What is the most efficient way to deep clone an object in JavaScript?
... allowing it to support cyclical and recursive structures that would cause errors for JSON.
Support in Node.js: Experimental ????
The v8 module in Node.js currently (as of Node 11) exposes the structured serialization API directly, but this functionality is still marked as "experimental", and subj...
Entity Attribute Value Database vs. strict Relational Model Ecommerce
...t DDL is "too slow" - since it should only be required rarely (i.e. to fix errors in the model, or to implement new features), its performance should be relatively unimportant.
– Jeffrey Kemp
Aug 31 '15 at 1:19
...
Meaning of Git checkout double dashes
...rs would expand the search, meaning both of those cases will now report an error (you can still disambiguate using "--", of course; we're just tightening the DWIM heuristic).
(DWIM: Do What I Mean)
Note that we didn't test the original feature in 28fcc0b71a at all.
So this patch not only tes...
Retrieve specific commit from a remote Git repository
... When I try to fetch a specific rev like you do there, git fails with error code 1 and no output. Was this something that used to work in past versions? (I'm v2.0.2.)
– Jack O'Connor
Aug 1 '14 at 15:55
...
What does @hide mean in the Android source code?
...e two problems in the answer, correct me if I'm wrong. I get classnotfound error if try to find it by "ActivityManager" instead of "android.app.ActivityManager" and "m.invoke(c," seems to should be "m.invoke(null," for static methods and "m.invoke(o,", where o is an object of type c, for dynamic met...
Logging request/response messages when using HttpClient
...mation (invalid certificates, missing issuers list, and client certificate errors.)
System.Net.HttpListener
Some public methods of the HttpListener, HttpListenerRequest, and HttpListenerResponse classes.
System.Net.Cache
Some private and internal methods in System.Net.Cache.
System.Net.Http
Some pub...