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How can I add new keys to a dictionary?

...y by assigning a value to that key. If the key doesn't exist, it's added and points to that value. If it exists, the current value it points to is overwritten. —R. Navega share | improve th...
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Daylight saving time and time zone best practices [closed]

I am hoping to make this question and the answers to it the definitive guide to dealing with daylight saving time, in particular for dealing with the actual change overs. ...
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Should I use JSLint or JSHint JavaScript validation? [closed]

I am currently validating my JavaScript against JSLint and making progress on, it's assisting me to write better JavaScript - in particular in working with the Jquery library. ...
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Is it safe to use Project Lombok? [closed]

...ps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 different fields that need to be constructed and hi...
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Literal suffix for byte in .NET?

...re a byte variable in a short way like floats or doubles? I mean like 5f and 5d . Sure I could write byte x = 5 , but that's a bit inconsequential if you use var for local variables. ...
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Save PL/pgSQL output from PostgreSQL to a CSV file

...ing easy to re-use or automate, you can use Postgresql's built in COPY command. e.g. Copy (Select * From foo) To '/tmp/test.csv' With CSV DELIMITER ',' HEADER; This approach runs entirely on the remote server - it can't write to your local PC. It also needs to be run as a Postgres "superuser" (no...
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How to set the font style to bold, italic and underlined in an Android TextView?

I want to make a TextView 's content bold, italic and underlined. I tried the following code and it works, but doesn't underline. ...
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Loop through an array of strings in Bash?

... # do something like: echo $databaseName done See Bash Loops for, while and until for details. share | improve this answer | follow | ...
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Provide an image for WhatsApp link sharing

... 2020 standards It takes a few steps to get the perfect preview for WhatsApp, Twitter, Facebook and bookmark icons for pc's and mobile devices. If you like reading go to ogp.me - but make sure to read steps 1 - 6 in this answer to ge...
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Images can't contain alpha channels or transparencies

...jpg OR update your png (photoshop or whatever you using to create the png) and delete the transparency areas. if you work with shadows, use jpg, that will do no headaches. share | improve this answe...