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How do I get the current line number?
...ilePath and an int for CallerLineNumber and must have a default value. Specifying these attributes on method parameters instructs the compiler to insert the appropriate value in the calling code at compile time, meaning it works through obfuscation. See Caller Information for more information.
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How to update a single library with Composer?
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What about if there are errors on other packages? (In my case installation stopped).
– Thomas Decaux
Jan 25 '15 at 20:24
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Recommended way to save uploaded files in a servlet application
...ll automagically. Please note that @MultipartConfig(location) does not specify the final upload destination, but the temporary storage location for the case file size exceeds memory storage threshold.
So, the path to the final storage location can be definied in either of the following ways:
Hardco...
How do I pass a command line argument while starting up GDB in Linux? [duplicate]
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Once gdb starts, you can run the program using "r args".
So if you are running your code by:
$ executablefile arg1 arg2 arg3
Debug it on gdb by:
$ gdb executablefile
(gdb) r arg1 arg2 arg3
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PHP Warning: PHP Startup: Unable to load dynamic library
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If you're on Linux, you can find all loaded configuration files by typing this in shell:
php -r "print phpinfo();" | grep ".ini"
UPDATE:
As mentioned in comments, this can be even more accurate:
php -i | grep ini
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Is there a way to create a function from a string with javascript?
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I added a jsperf test for 4 different ways to create a function from string :
Using RegExp with Function class
var func = "function (a, b) { return a + b; }".parseFunction();
Using Function class with "return"
var func = new Function("return " + "fu...
SQL Update with row_number()
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This only works if values in column RS_NOM are unique, doesn't it? I doubt that this can be assumed.
– Toby
Sep 5 '16 at 11:54
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Rails 3.1: Engine vs. Mountable App
Can someone help me understand the differences between a Rails Engine and a Mountable app? In Rails 3.1, you can create either one with the "rails new plugin ___ " command.
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How to identify whether a file is normal file or directory
...h.islink() for symlinks for instance. Furthermore, these all return False if the file does not exist, so you'll probably want to check with os.path.exists() as well.
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How to execute a stored procedure within C# program
... That's true for this case. I like to have matching Open and Close calls. If you say, refactor the connection object out as a field in the future and remove the using statement, you might accidentally forget to add Close and end up with an open connection.
– Mehrdad Afshari
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