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Fastest way(s) to move the cursor on a terminal command line?
...the previous line, you can use quick substitution: ^--option25^--newoption
Character search. This was mentioned by Pax, and can be done in regular emacs-mode with Ctrl+] for forward search, and Ctrl+Alt+] for backward search.
I recommend the second option. Ctrl+r is really handy and fast, no mucki...
Entity Framework Timeouts
...istAsync();
}
Explanation:
Simply try to use Sql Profiler and check the Select statement generated by Entity frameeork. …
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IntelliJ IDEA generating serialVersionUID
... like this:
private static final long serialVersionUID = 1L;
$END$
Then select definition scope and save it as 'serial'
Now you can type serialTAB in class body.
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Seeking useful Eclipse Java code templates [closed]
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Format a string
MessageFormat - surround the selection with a MessageFormat.
${:import(java.text.MessageFormat)}
MessageFormat.format(${word_selection}, ${cursor})
This lets me move a cursor to a string, expand the selection to the entire string (Shift-Alt-Up), th...
Getting an object from an NSSet
...se filteredSetUsingPredicate if you have some kind of unique identifier to select the object you need.
First create the predicate (assuming your unique id in the object is called "identifier" and it is an NSString):
NSPredicate *myPredicate = [NSPredicate predicateWithFormat:@"identifier == %@", i...
Do I need to create indexes on foreign keys on Oracle?
...ance of an index may be unacceptable.
Most salient here would seem to be selectivity: if the values in the index would be highly duplicated then it may give better performance to drop the index (if possible) and allow a table scan.
...
jQuery: what is the best way to restrict “number”-only input for textboxes? (allow decimal points)
...'');
});
This immediately lets the user know that they can't enter alpha characters, etc. rather than later during the validation phase.
You'll still want to validate because the input might be filled in by cutting and pasting with the mouse or possibly by a form autocompleter that may not trigg...
What's the reason for “Error:Cannot determine Java VM executable in selected JDK”?
...ettings from project context menu (or default hit F4), then from left tab select Project and point correct Project SDK on dropdown.
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How to delete all datastore in Google App Engine?
...hboard for your app (login on appengine) then datastore --> dataviewer, select all the rows for the table you want to delete and hit the delete button (you'll have to do this for all your tables).
You can do the same programmatically through the remote_api (but I never used it).
If you're talki...
How to open a local disk file with JavaScript?
...leReader facility does allow you to process local files, but these MUST be selected by the user, you cannot go rooting about the users disk looking for files.
I currently use this with development versions of Chrome (6.x). I don't know what other browsers support it.
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