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How do I check if an index exists on a table field in MySQL?
...or a given column in a given table in a given schema. Returns -1 if schema does not exist. Returns -2 if table does not exist. Returns -3 if column does not exist. If index exists in first place it returns 1, otherwise 0.'
BEGIN
-- Check if index exists at first place in sequence for a given column...
What does the red exclamation point icon in Eclipse mean?
What does the red exclamation point icon in Eclipse mean? There are lots of different search results on the Internet about "red exclamation point icons" and "red exclamation mark decorators" and "red bang icons," no doubt because lots of plugins and programming-related tools use red exclamation poin...
Copy / Put text on the clipboard with FireFox, Safari and Chrome
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For security reasons, Firefox doesn't allow you to place text on the clipboard. However, there is a work-around available using Flash.
function copyIntoClipboard(text) {
var flashId = 'flashId-HKxmj5';
/* Replace this with your clipboard.swf lo...
How does one change the language of the command line interface of Git?
... in my .bashrc even with restarting. Aliases work. It´s just the language doesn´t change.
– user905686
Jun 9 '12 at 15:33
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How to set different label for launcher rather than activity title?
...t;intent-filter> can also have an icon attribute, but
inexplicably it does not override the icon specified in the
Activity. This may be important to you if you plan to use the native
ActionBar in SDK 11+, which uses Icon and Logo specified on the
Activity.
Added Info: The label is being...
How does Google's Page Speed lossless image compression work?
...lest result is kept. Simple as that.
(N.B.: The optipng command line tool does that too if you provide -o 2 through -o 7)
For JPEG files, they use jpeglib with the following options:
JpegCompressionOptions()
: progressive(false), retain_color_profile(false),
retain_exif_data(false)...
Where does Android emulator store SQLite database?
... application that stores data in a SQLite database. My question is, where does this database file get stored on the filesystem when you're using an emulator?
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Python, Unicode, and the Windows console
...ncode character .... error. I assume this is because the Windows console does not accept Unicode-only characters. What's the best way around this? Is there any way I can make Python automatically print a ? instead of failing in this situation?
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Alternatives to JavaScript
...'re introducing an executable that can't easily be scrutinised for what it does. Lots of users would choose not to let it run.
OK, so what about some sort of sandbox for the compiled code? Sounds like Java Applets to me. Or ActionScript in Flash. Or C# in Silverlight.
What about some kind of IL st...
How do I remove an item from a stl vector with a certain value?
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std::remove does not actually erase the element from the container, but it does return the new end iterator which can be passed to container_type::erase to do the REAL removal of the extra elements that are now at the end of the containe...