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Inspect element that only appear when other element is mouse overed/entered
...'s fairly easy in Chrome 38.0.2094.0.
Here's what it'll look like:
Step-by-step:
Open the DevTools in the Sources panel
Make the tooltip appear by hovering over the button
Press F8 to freeze the page
Switch to the Elements panel and use the magnifying glass icon in the top left to select the to...
How do I add an existing Solution to GitHub from Visual Studio 2013
... have jumped the gun and created the repo with the readme, you can recover by opening a git shell (bash or ps) and from the root directory type git remote rm origin. That will bring back the URL text box in VS2013 and allow you to re-add the remote server. There may be a way to do it in VS but I cou...
initialize a numpy array
...alizing entries.
However, the mentality in which we construct an array by appending elements to a list is not much used in numpy, because it's less efficient (numpy datatypes are much closer to the underlying C arrays). Instead, you should preallocate the array to the size that you need it to be...
urlencode vs rawurlencode?
...characters except -_.~ have been replaced with a percent (%) sign followed by two hex digits. This is the encoding described in » RFC 3986 for protecting literal characters from being interpreted as special URL delimiters, and for protecting URLs from being mangled by transmission media with charac...
Regular expression \p{L} and \p{N}
...tation, which not all interpreters recognize. You can safely replace \p{L} by {a-zA-Z} (ascii notation) or {\w} (perl/vim notation); and \p{N} by {0-9} (ascii) or {\d} (perl/vim). If you want to match all of them, just do: {a-zA-Z0-9}+ or {\w\d}+
– Rafael Beckel
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Is it possible for git-merge to ignore line-ending differences?
...mmit 00906d6, commit 8d55225, commit 6f6e7cf, commit fe48efb (03 Aug 2020) by Elijah Newren (newren).
(Merged by Junio C Hamano -- gitster -- in commit 4339259, 10 Aug 2020)
merge: make merge.renormalize work for all uses of merge machinery
Signed-off-by: Elijah Newren
The 'merge' command is not ...
Change Author template in Android Studio
...t() function call, for example:
#set( $USER = "Your name" )
/**
* Created by ${USER} on ${DATE}.
*/
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How to upgrade rubygems
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Install rubygems-update
gem install rubygems-update
update_rubygems
gem update --system
run this commands as root or use sudo.
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How to create a new database using SQLAlchemy?
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On postgres, three databases are normally present by default. If you are able to connect as a superuser (eg, the postgres role), then you can connect to the postgres or template1 databases. The default pg_hba.conf permits only the unix user named postgres to use the postgr...
Large Object Heap Fragmentation
...as the array used for interned strings). Some of these are less than 85000 bytes and thus would not normally be allocated on the LOH.
It is an implementation detail, but I assume the reason for this is to avoid unnecessary garbage collection of instances that are supposed to survive as long as the...