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How do I unlock a SQLite database?
...//www.nirsoft.net/utils/opened_files_view.html to find out the process is handling db file. Try closed that program for unlock database
In Linux and macOS you can do something similar, for example, if your locked file is development.db:
$ fuser development.db
This command will show what proce...
Undock Chrome Developer Tools
...the red circle around it, is undock)
For older version of Chrome, press and hold the corner button
You can also undock/dock-to-left/dock-to-right/dock-to-bottom from the Command Menu. Press Cmd+Shift+P (Mac) or Cmd+Shift+P (Windows, Linux, Chrome OS) to open the Command Menu, then start typing...
How to turn off INFO logging in Spark?
I installed Spark using the AWS EC2 guide and I can launch the program fine using the bin/pyspark script to get to the spark prompt and can also do the Quick Start quide successfully.
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Visually managing MongoDB documents and collections [closed]
I'm using MongoDB in a reporting system and have to delete a whole bunch of test documents. While I don't have too much trouble using the JSON-based command-line tools, it gets extremely tedious to have to keep searching for documents, copy-and-pasting OIDs, etc., especially from a command prompt...
Twitter bootstrap scrollable table
... this table will have about 400 lines. How can I limit the table's height, and apply scrollbar to it?
This is my code:
14 A...
In Objective-C, how do I test the object type?
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If your object is myObject, and you want to test to see if it is an NSString, the code would be:
[myObject isKindOfClass:[NSString class]]
Likewise, if you wanted to test myObject for a UIImageView:
[myObject isKindOfClass:[UIImageView class]]
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Detect Safari browser
How to detect Safari browser using JavaScript? I have tried code below and it detects not only Safari but also Chrome browser.
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Count number of lines in a git repository
...at you want:
git ls-files | xargs cat | wc -l
But with more information and probably better, you can do:
git ls-files | xargs wc -l
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How to replace strings containing slashes with sed?
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@MaxWaterman it's standard operating procedure when using sed that the regex command is put in double quotes. I didn't use them in my answer because I wasn't showing the whole sed command line but just the sed regex command string as the OP had ...
Detect when an HTML5 video finishes
...pt'>
document.getElementById('myVideo').addEventListener('ended',myHandler,false);
function myHandler(e) {
// What you want to do after the event
}
</script>
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