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Squash my last X commits together using Git
...ve unnecessarily spawning an editor and then searching and replacing for a string in the "to-do" file. Using git merge --squash is also easier to use in a script. Essentially, the reasoning was that you don't need the "interactivity" of git rebase -i at all for this.
– Mark L...
argparse store false if unspecified
...r.add_argument('--bar', action='store_false') _StoreFalseAction(option_strings=['--bar'], dest='bar', nargs=0, const=False, default=True, type=None, choices=None, help=None, metavar=None) >>> parser.parse_args([]) Namespace(bar=True)
– Leynos
...
What should every programmer know about security? [closed]
...overflows, double-frees, heap overflows, integer related overflows, format strings, etc. Of course there are other things such as logic bugs, but that wasn't the topic of this answer to begin with.
– newgre
Mar 26 '12 at 19:44
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How to select a node using XPath if sibling node has a specific value?
.../bb[contains(.,'zz')]/../cc/text()
Explanation: Any bb that contains 'zz' string in all the child nodes of bb then going to parent node of that bb using .., now that we can access the cc so returning text.
I hope that explanation isn't complex.
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How can I make gdb save the command history?
...ze is unlimited or if GDBHISTSIZE is either a negative number or the empty string, then the number of commands gdb keeps in the history list is unlimited".
set history size <size>
A related command is set history remove-duplicates <count>. The command is described as "Control the remo...
How to construct a set out of list items in python?
...
If you have a list of hashable objects (filenames would probably be strings, so they should count):
lst = ['foo.py', 'bar.py', 'baz.py', 'qux.py', Ellipsis]
you can construct the set directly:
s = set(lst)
In fact, set will work this way with any iterable object! (Isn't duck typing gre...
How to check whether a file or directory exists?
...exists returns whether the given file or directory exists
func exists(path string) (bool, error) {
_, err := os.Stat(path)
if err == nil { return true, nil }
if os.IsNotExist(err) { return false, nil }
return false, err
}
Edited to add error handling.
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In ASP.NET, when should I use Session.Clear() rather than Session.Abandon()?
...up again.
public static void RemoveEverythingButUserInfo()
{
foreach (String o in HttpContext.Current.Session.Keys)
{
if (o != "UserInfoIDontWantToAskForAgain")
keys.Add(o);
}
}
share
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Can't execute jar- file: “no main manifest attribute”
...ere com.mypackage.MyClass is the class holding the public static void main(String[] args) entry point.
Note that there are several ways to get this done either with the CLI, Maven, Ant or Gradle:
For CLI, the following command will do: (tks @dvvrt)
jar cmvf META-INF/MANIFEST.MF <new-jar-filename&...
Type hinting a collection of a specified type
...thon 3 type annotations to specify types within collections (ex: a list of strings).
The use of formatted docstrings such as reStructuredText or Sphinx are viable alternatives and supported by various IDEs.
It also appears that Guido is mulling over the idea of extending type annotations in the sp...