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Proper way to wait for one function to finish before continuing?

...function firstFunction(_callback){ // do some asynchronous work // and when the asynchronous stuff is complete _callback(); } function secondFunction(){ // call first function and pass in a callback function which // first function runs when it has completed firstFunctio...
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How do I grant myself admin access to a local SQL Server instance?

... to access sql server's data by copying the data files to another machine (and then copying back if needed), so your only way around this is to limit administrative permissions only to the ones who deserve it.. – yoel halb Oct 11 '12 at 20:18 ...
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How can I create a self-signed cert for localhost?

...SL on localhost? but this sets up a self-signed cert for my machine name, and when browsing it via https://localhost I receive the IE warning. ...
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Standardize data columns in R

I have a dataset called spam which contains 58 columns and approximately 3500 rows of data related to spam messages. 15 ...
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In Clojure 1.3, How to read and write a file

I'd like to know the "recommended" way of reading and writing a file in clojure 1.3 . 6 Answers ...
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How to map a composite key with JPA and Hibernate?

...y the specification also applies. So here they are: 2.1.4 Primary Keys and Entity Identity ... A composite primary key must correspond to either a single persistent field or property or to a set of such fields or properties as described below. A primary key class must be defi...
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httpd: Could not reliably determine the server's fully qualified domain name, using 127.0.0.1 for Se

I tried to restart my Apache server on CentOS 5.0 and got this message: 11 Answers 11 ...
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CodeIgniter removing index.php from url

... Try the following Open config.php and do following replaces $config['index_page'] = "index.php" to $config['index_page'] = "" In some cases the default setting for uri_protocol does not work properly. Just replace $config['uri_protocol'] ="AUTO" by...
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Analyze audio using Fast Fourier Transform

...you need to calculate the square root of the sum of the square of its real and imaginary components. That is, if your coefficient is a + b*j, then its magnitude is sqrt(a^2 + b^2). Once you have calculated the magnitude of each FFT coefficient, you need to figure out which audio frequency each FFT ...
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ORA-12514 TNS:listener does not currently know of service requested in connect descriptor

... I had this issue and the fix was to make sure in tnsnames.ora the SERVICE_NAME is a valid service name in your database. To find out valid service names, you can use the following query in oracle: select value from v$parameter where name='se...