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Why are arrays covariant but generics are invariant?
From Effective Java by Joshua Bloch,
9 Answers
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Remove or uninstall library previously added : cocoapods
...ework via cocoapods into my iOS application. How can i remove that library from the project?
6 Answers
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Convert column classes in data.table
... You might want to add what names_factors is here. I guess it's taken from stackoverflow.com/a/20808945/1666063 so it's names_factors = c('fac1', 'fac2') in this case - which is column names.But it could also be column numbers for example 1;ncol(dt) which would convert all columns
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How to find/identify large commits in git history?
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@NickK9 interestingly I get different output from your script and the other. there's a bunch of bigger objects that yours seems to miss. Is there something I'm missing?
– UpAndAdam
Jan 5 '16 at 17:54
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Selenium WebDriver: Wait for complex page with JavaScript to load
...support for this, however, is horrible. Firefox began to try to support it from FF4 onwards (still evolving), IE has basic support in IE9.
And I guess I could come up with another flawed solution soon. The fact is - there's no definite answer on when to say "now the page is complete" because of th...
How to un-commit last un-pushed git commit without losing the changes
...will be in your working directory, whereas the LAST commit will be removed from your current branch. See git reset man
In case you did push publicly (on a branch called 'master'):
git checkout -b MyCommit //save your commit in a separate branch just in case (so you don't have to dig it from refl...
What does “Memory allocated at compile time” really mean?
...al addresses. The program assumes that it has its own entire memory space (From 0x00000000 to 0xFFFFFFFF for example). That's why the compiler could do assumptions like "Okay, the array will be at address 0x00A33211". At runtime that addresses are translated to real/hardware addresses by the MMU and...
How to highlight and color gdb output during interactive debugging?
...ithub.com/dholm/voidwalker
@dholm also provides his own .gdbinit inspired from the previous one.
pwndbg
Some projects provide a set of useful functions, including improved display. This is the case for PEDA or pwndbg. The latter gives the following description:
A PEDA replacement. In the sp...
How to fix: android.app.RemoteServiceException: Bad notification posted from package *: Couldn't cre
.... What caused the problem for me is that I have defined every icon in xml (from svg), the small icon and the action icon also. After I have replaced them with png-s the problem solved at my side.
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Have a reloadData for a UITableView animate when changing
...xSet indexSetWithIndex:0] withRowAnimation:UITableViewRowAnimationFade];
From the documentation:
Calling this method causes the table view to ask its data source for
new cells for the specified sections. The table view animates the
insertion of new cells in as it animates the old cells out...