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How to remove all .svn directories from my application directories
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You may need to put {} into single quote if there may be space or such characters in directories: find . -name .svn -exec rm -rf '{}' \;
– mtoloo
Sep 17 '12 at 11:25
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Compare if two variables reference the same object in python
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That’s what is is for: x is y returns True if x and y are the same object.
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Is there a Max function in SQL Server that takes two values like Math.Max in .NET?
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You'd need to make a User-Defined Function if you wanted to have syntax similar to your example, but could you do what you want to do, inline, fairly easily with a CASE statement, as the others have said.
The UDF could be something like this:
create function dbo.Inl...
Create batches in linq
...= null;
var count = 0;
foreach (var item in source)
{
if (bucket == null)
bucket = new TSource[size];
bucket[count++] = item;
if (count != size)
continue;
yield return bucket;
bucket = null;
count = 0;
}
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Enabling ProGuard in Eclipse for Android
...perties:
proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt
if you want to make project-specific modifications, create a proguard-project.txt and change the line to:
proguard.config=${sdk.dir}/tools/proguard/proguard-android.txt:proguard-project.txt
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Entity Framework and SQL Server View
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To force entity framework not to use a column as a primary key, use NULLIF.
An easy way to apply this is to wrap the select statement of your view in another select.
Example:
SELECT
ISNULL(MyPrimaryID,-999) MyPrimaryID,
NULLIF(AnotherProperty,'') AnotherProperty
FROM ( ... ) AS temp
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Deleting all records in a database table
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If you are looking for a way to it without SQL you should be able to use delete_all.
Post.delete_all
or with a criteria
Post.delete_all "person_id = 5 AND (category = 'Something' OR category = 'Else')"
See here for mor...
Custom attributes - Yea or nay?
... var ret = [],
node = context.firstChild;
if (!node) { return ret; }
do {
if (node.nodeType === 8) {
ret[ret.length] = node;
}
if (node.nodeType === 1) {
ret = ret.co...
How to check for the type of a template parameter?
...#include <type_traits>
template <typename T>
void foo()
{
if (std::is_same<T, animal>::value) { /* ... */ } // optimizable...
}
Usually, that's a totally unworkable design, though, and you really want to specialize:
template <typename T> void foo() { /* generic imple...
Golang: How to pad a number with zeros when printing?
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What if I want the pad to be to the right? using the flag - only gives spaces, I need zeros.
– majidarif
Feb 19 '17 at 6:43
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