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Create an index on a huge MySQL production table without table locking
...kes some time to prepare the script, and I usually having to create a .sql file containing the raw SQL change and a .sh file as wrapper to run the same SQL but in fragment format (no ALTER TABLE). You can run multiple commands with pt-online-schema-change by stringing them up and separated by comma...
Is there any performance reason to declare method parameters final in Java?
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The final keyword does not appear in the class file for local variables and parameters, thus it cannot impact the runtime performance. It's only use is to clarify the coders intent that the variable not be changed (which many consider dubious reason for its usage), and d...
How to change a django QueryDict to Python Dict?
...s isn't the best method. It seems if you want to e.g. write QueryDict to a file for whatever crazy reason, QueryDict.urlencode() is the way to go. To reconstruct the QueryDict you simply do QueryDict(urlencoded_data).
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Chrome: Uncaught SyntaxError: Unexpected end of input
... line where the error occurs, which for minimized JS is usually the entire file...
– Cerin
Jan 8 '14 at 17:17
Not so m...
How do I update a Python package?
...e helps you upgrade your system, local or packages from a requirements.txt file! It also selectively upgrades packages that don't break change. Compatible with Python2.7+, Python3.4+ and pip9+, pip10+, pip18+.
NOTE: I'm the author of the tool.
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Unable to show a Git tree in terminal
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files.getdropbox.com is blocked here at work :( I will see your picture in about one hour, time to get home.
– VonC
Jun 30 '09 at 16:00
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How do I get the list of keys in a Dictionary?
... many other times, so I came here looking for an answer and I realized the file I was working in didn't have using System.Linq :)
– Drew
Sep 16 '16 at 20:27
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How to terminate a window in tmux?
...st-window
bind space command-prompt -p index "select-window"
bind r source-file ~/.tmux.conf
# Options
set -g bell-action none
set -g set-titles on
set -g set-titles-string "tmux (#I:#W)"
set -g base-index 1
set -g status-left ""
set -g status-left-attr bold
set -g status-right "tmux"
set -g pane-a...
CSS Printing: Avoiding cut-in-half DIVs between pages?
... (which uses WebKit as its renderer, so basically you can assume this HTML file is being opened in Safari).
11 Answers
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Android: open activity without save into the stack
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In the manifest file add:
android:noHistory="true"
to the activity that you don't want to keep on the stack.
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