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Null check in an enhanced for loop
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You should better verify where you get that list from.
An empty list is all you need, because an empty list won't fail.
If you get this list from somewhere else and don't know if it is ok or not you could create a utility method and use it like this:
for( Object o : safe( list ) ) {
// do wh...
How to configure logging to syslog in Python?
...for logging, whether to /dev/log or localhost through the TCP stack. This allows the fully RFC compliant and featureful system logging daemon to handle syslog. This eliminates the need for the remote daemon to be functional and provides the enhanced capabilities of syslog daemon's such as rsyslog a...
Why cast unused return values to void?
...nce using the full static cast notation just feels like overkill here. Finally, if you're reviewing a coding standard or writing one, then it's also a good idea to explicitly state that calls to overloaded operators (not using function call notation) should be exempt from this too:
class A {};
A o...
How can I close a buffer without closing the window?
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I messed with this a bit and finally came up with:
:bp | sp | bn | bd
Here's the copy/paste version for key mapping:
:bp<bar>sp<bar>bn<bar>bd<CR>
I've tested it a fair bit and it works consistently in various conditions. When ...
Adding options to select with javascript
...2 to 100 in a select with id="mainSelect", because I do not want to create all of the option tags manually. Can you give me some pointers? Thanks
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Run a Java Application as a Service on Linux
...at runs on a standard virtual hosted Linux solution. The application runs all the time listening for socket connections and creating new handlers for them. It is a server side implementation to a client-server application.
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How can I use an http proxy with node.js http.Client?
I want to make an outgoing HTTP call from node.js, using the standard http.Client . But I cannot reach the remote server directly from my network and need to go through a proxy.
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Rename column SQL Server 2008
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You are allowed and encouraged to put brackets in the first parameter, identifying the column, but not in the second parameter. Like this: EXEC sp_RENAME '[TableName].[OldColumnName]', 'NewColumnName', 'COLUMN'
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jQuery Ajax error handling, show custom exception messages
... doing this after 2 years and a half... :) I went a little further and actually return my own error JSON object that can handle single or multiple errors, quite good for server-side form validation.
– AlexCode
Jul 19 '11 at 19:28
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Convert NaN to 0 in javascript
... only concerned with the specific NaN value. This won't work as a test for all non number values. Although we could attempt a toNumber conversion first. I'll update.
– user113716
Sep 24 '11 at 16:59
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