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Passing multiple error classes to ruby's rescue clause in a DRY fashion
I have some code that needs to rescue multiple types of exceptions in ruby:
3 Answers
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Find a value anywhere in a database
...: To search all columns of all tables for a given search string
-- Written by: Narayana Vyas Kondreddi
-- Site: http://vyaskn.tripod.com
-- Tested on: SQL Server 7.0 and SQL Server 2000
-- Date modified: 28th July 2002 22:50 GMT
DECLARE @Results TABLE(ColumnName nvarchar(370), ColumnValue nvarchar(...
What is the meaning of single and double underscore before an object name?
...bles and methods, without having to worry about instance variables defined by derived classes, or mucking with instance variables by code outside the class. Note that the mangling rules are designed mostly to avoid accidents; it still is possible for a determined soul to access or modify a variable ...
android layout: This tag and its children can be replaced by one and a compound drawable
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Merge the TextView and the ImageView into one, by using TextView's setCompoundDrawable*() methods, or using android:drawableLeft.
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Deep cloning objects
...l other options are variations of those) and the best solution is provided by Pedro77's link on the question comments.
So I'll just copy relevant parts of those 2 references here. That way we can have:
The best thing to do for cloning objects in C sharp!
First and foremost, those are all our opti...
How can I replace a newline (\n) using sed?
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You can run this cross-platform (i.e. on Mac OS X) by separately executing the commands rather than separating with semi-colons: sed -e ':a' -e 'N' -e '$!ba' -e 's/\n/ /g'
– Benjie
Sep 27 '11 at 11:16
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AngularJS Directive Restrict A vs E
...hat should run on Internet Explorer <= 8, whom support has been dropped by AngularJS team from AngularJS 1.3, you have to follow the following instructions in order to make it working: https://docs.angularjs.org/guide/ie
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Android: How do I get string from resources using its name?
...nippet.
Also note that the whole language dependency can be taken care of by the android framework.
Simply create different folders for each language. If english is your default language, just put the english strings into res/values/strings.xml. Then create a new folder values-ru and put the russi...
Formatting Numbers by padding with leading zeros in SQL Server
We have an old SQL table that was used by SQL Server 2000 for close to 10 years.
13 Answers
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Is an index needed for a primary key in SQLite?
...Y columns aside, both UNIQUE and PRIMARY KEY
constraints are implemented by creating an index in the database (in
the same way as a "CREATE UNIQUE INDEX" statement would). Such an
index is used like any other index in the database to optimize
queries. As a result, there often no advantage (b...