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Pattern to avoid nested try catch blocks?
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This assumes that Calc1Exception, Calc2Exception, and Calc3Exception share a common base class.
– Wyzard
Oct 17 '11 at 16:18
3
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Characters allowed in a URL
... used within a GET without being encoded? At the moment I am using A-Z a-z and 0-9... but I am looking to find out the full list.
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Mercurial: how to amend the last commit?
... to update the last commit with the current working directory
From the command line reference:
The --amend flag can be used to amend the parent of the working directory with a new commit that contains the changes in the parent in addition to those currently reported by hg status, if there are any. ...
iPhone UIButton - image position
I have a UIButton with text "Explore the app" and UIImage (>)
In Interface Builder it looks like:
15 Answers
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Keyboard shortcuts are not active in Visual Studio with Resharper installed
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I would first try resetting all Visual Studio settings (Tools > Import and Export Settings > Reset all settings), then go to the Resharper > Options > Keyboard & Menus and re-apply the keyboard shortcut scheme.
I had to do something similar once.
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How to avoid using Select in Excel VBA
I've heard much about the understandable abhorrence of using .Select in Excel VBA, but am unsure of how to avoid using it. I am finding that my code would be more re-usable if I were able to use variables instead of Select functions. However, I am not sure how to refer to things (like the Activ...
How should I call 3 functions in order to execute them one after the other?
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In Javascript, there are synchronous and asynchronous functions.
Synchronous Functions
Most functions in Javascript are synchronous. If you were to call several synchronous functions in a row
doSomething();
doSomethingElse();
doSomethingUsefulThisTime();
th...
Archiving project in Xcode incorrectly creates multi-application bundle
...the Build Settings for all your dependent projects (e.g. static libraries) and make sure that the "Skip Install" option under "Deployment" is set to YES.
More detail here:
http://flakasoft.com/developer-tips/xcode-4-bug-solution-for-archiving-build-with-static-library/
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Regular expression for letters, numbers and - _
...iteral .
References
regular-expressions.info/Anchors, Character Classes and Repetition
In PHP
Here's a snippet to show how you can use this pattern:
<?php
$arr = array(
'screen123.css',
'screen-new-file.css',
'screen_new.js',
'screen new file.css'
);
foreach ($arr as $s) {
if...
Retain cycle on `self` with blocks
...'s no real alternative here. If you're designing your own block-based API, and it makes sense to do so, you could have the block get passed the value of self in as an argument. Unfortunately, this doesn't make sense for most APIs.
Please note that referencing an ivar has the exact same issue. If yo...