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Stop an input field in a form from being submitted
I'm writing some javascript (a greasemonkey/userscript) that will insert some input fields into a form on a website.
12 Ans...
What are the most-used vim commands/keypresses?
I'm a Ruby programming trying to switch from Textmate to MacVim, and I'm having trouble wading through the gargantuan lists of things you can do in VIM and all of the keypresses for them. I'm tired of hearing "You can use 'I' for inserting text, or 'a' for appending text after the character, or 'A' ...
Rails create or update magic?
...this class to implement a create_or_update method. If an object is found it will update it, otherwise it will create a new one.
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Is there any way to do a “Replace Or Insert” using web.config transformation?
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I found a cheap workaround. It ain't pretty and won't work very well if you have a lot of elements that needs to be "Replace Or Insert".
Do a "Remove" and then an "InsertAfter|InsertBefore".
For example,
<authorization xdt:Transform="Remove" />...
How can I explicitly free memory in Python?
...put file to create a few million objects representing triangles. The algorithm is:
9 Answers
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Error - trustAnchors parameter must be non-empty
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See also @AdamPlumb's answer below.
To debug this issue (I wrote about it here) and understand what truststore is being used you can add the property javax.net.debug=all and then filter the logs about truststore. You can also play with the property javax.net.ssl.trustStore to specify a specific ...
Detailed 500 error message, ASP + IIS 7.5
...s To Browser" is not working set also this:
Error Pages -> 500 -> Edit Feature Settings -> "Detailed Errors"
Also note that if the content of the error page sent back is quite short and you're using IE, IE will happily ignore the useful content sent back by the server and show you its o...
PHP - find entry by object property from an array of objects
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You either iterate the array, searching for the particular record (ok in a one time only search) or build a hashmap using another associative array.
For the former, something like this
$item = null;
foreach($array as $struct) {
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Getting command-line password input in Python
You know how in Linux when you try some Sudo stuff it tells you to enter the password and, as you type, nothing is shown in the terminal window (the password is not shown)?
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How can I let a table's body scroll but keep its head fixed in place?
I am writing a page where I need an HTML table to maintain a set size. I need the headers at the top of the table to stay there at all times but I also need the body of the table to scroll no matter how many rows are added to the table. Think a mini version of excel. This seems like a simple task bu...