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What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
...w what these are, you should check HTTP protocol and learn a little. Internally these two functions use jQuery.ajax but they use particular settings that you don't have to set yourself thus simplifying GET or POST request compared to using jQuery.ajax. GET and POST being the most used HTTP methods a...
How does MySQL process ORDER BY and LIMIT in a query?
...not 1):
SELECT * FROM tbl LIMIT 5,10; # Retrieve rows 6-15
To retrieve all rows from a certain offset up to the end of the result set, you can use some large number for the second parameter. This statement retrieves all rows from the 96th row to the last:
SELECT * FROM tbl LIMIT 95,18446744073...
How to get names of classes inside a jar file?
I have a JAR file and I need to get the name of all classes inside this JAR file. How can I do that?
12 Answers
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Create an empty data.frame
I'm trying to initialize a data.frame without any rows. Basically, I want to specify the data types for each column and name them, but not have any rows created as a result.
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Use space as a delimiter with cut command
...You can't use regexes with cut, but you can with cuts which tries to "fix" all of cut limitations: github.com/arielf/cuts
– arielf
Jul 3 '14 at 4:00
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T-SQL split string
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Thanks a lot Andy. I made a small enhancement to your script to allow the function to return an item at a specific index in the split string. It is useful only in situations when you the structure of the column one is parsing. gist.github.com/klimaye/8147...
Unix command to find lines common in two files
... @ferdy (Repeating my comment from your answer, as yours is essentially a repeated answer posted as a comment) grep does some weird things you might not expect. Specifically, everything in 1.txt will be interpreted as a regular expression and not a plain string. Also, any blank line in 1.txt...
PHP: Return all dates between two dates in an array [duplicate]
...terator_to_array($period) to get your array. This function is available in all PHP versions where DateInterval is available.
– Aaron Adams
Apr 26 '13 at 3:25
37
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Updating packages in Emacs
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In order to automatically update the list of packages, only if there is no package list already, use the following:
(when (not package-archive-contents)
(package-refresh-contents))
In order to update all installed packages, type package-li...
Gradle build without tests
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Try:
gradle assemble
To list all available tasks for your project, try:
gradle tasks
UPDATE:
This may not seem the most correct answer at first, but read carefully gradle tasks output or docs.
Build tasks
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assemble - Assembles the outputs...