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Finding current executable's path without /proc/self/exe
... name of the executable or a name that was found using $PATH.
Some shells, including bash and ksh, set the environment variable "_" to the full path of the executable before it is executed. In that case you can use getenv("_") to get it. However this is unreliable because not all shells do this, a...
Default parameters with C++ constructors [closed]
...each overload).
That said, there are some gotchas with default arguments, including the fact that constants may be inlined (and thereby become part of your class' binary interface). Another to watch out for is that adding default arguments can turn an explicit multi-argument constructor into an im...
Can anonymous class implement interface?
...is generated; just use ImpromptuInterface. -- It lets you bind any object (including anonymously typed objects) to any interface (of course there will be late binding exceptions if you try to use a part of the interface that the class doesn't actually support).
– BrainSlugs83
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Tags for Emacs: Relationship between etags, ebrowse, cscope, GNU Global and exuberant ctags
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It should come as no surprise to anyone at this point, that when I deal with C/C++ projects I make heavy use of cscope and care very little about ctags. When dealing with other languages the situation would...
How can I enable the Windows Server Task Scheduler History recording?
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I apologize. I should have included a screenshot: screencast.com/t/FY6u6v2A . Hope that clarifies what I am asking about retention: false and autoBackup: false and publishing: lines?
– Jon Grah
Jul 7 '18 at 3:2...
Foreach loop, determine which is the last iteration of the loop
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Postgres and Indexes on Foreign Keys and Primary Keys
...y extra indexes.
While it's usually a good idea to create an index on (or including) your referencing-side foreign key columns, it isn't required. Each index you add slows DML operations down slightly, so you pay a performance cost on every INSERT, UPDATE or DELETE. If the index is rarely used it m...
javascript: Clear all timeouts?
...by this call." which leaves room for the handle to be any positive integer including non-consecutive and non-small integers.
– Mike Samuel
Jan 14 '12 at 4:59
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What is the easiest way to remove all packages installed by pip?
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Other answers that use pip list or pip freeze must include --local else it will also uninstall packages that are found in the common namespaces.
So here are the snippet I regularly use
pip freeze --local | xargs pip uninstall -y
Ref: pip freeze --help
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