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Why is LINQ JOIN so much faster than linking with WHERE?
...ue: you can do equijoins with multiple keys, using anonymous types: ... on new { f1.Key1, f1.Key2 } equals new { f2.Key1, f2.Key2 }
– Thomas Levesque
Apr 5 '11 at 14:51
...
List comprehension with if statement
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f15474933%2flist-comprehension-with-if-statement%23new-answer', 'question_page');
}
);
...
Platform independent size_t Format specifiers in c?
...oes say - as the answer suggests - 'portable' it's even worse than I ever knew about MS. Not that it would surprise me... I'm not one to downvote because someone went through the effort to try and answer something but still this answer is just wrong. Ah, I think I understand the idea here in 'portab...
Bash script - variable content as a command to run
...and() {
"$@";
}
Note the difference between the output of eval and the new eval_command function:
eval_command echo_arguments arg1 arg2 "Some arg"
Result:
Argument 1: arg1
Argument 2: arg2
Argument 3: Some arg
Argument 4:
...
Rails: redirect_to with :error, but flash[:error] empty
...unction () {
StackExchange.openid.initPostLogin('.new-post-login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f7510418%2frails-redirect-to-with-error-but-flasherror-empty%23new-answer', 'question_page');
}
);
...
How do I avoid capturing self in blocks when implementing an API?
...Complete];
}
The __block keyword marks variables that can be modified inside the block (we're not doing that) but also they are not automatically retained when the block is retained (unless you are using ARC). If you do this, you must be sure that nothing else is going to try to execute the block ...
Using Enums while parsing JSON with GSON
...oid main(String[] args) throws Exception
{
GsonBuilder gsonBuilder = new GsonBuilder();
gsonBuilder.registerTypeAdapter(AttributeScope.class, new AttributeScopeDeserializer());
Gson gson = gsonBuilder.create();
TruncateElement element = gson.fromJson(new FileReader("input.json"), ...
How do I disable a jquery-ui draggable?
...
To temporarily disable the draggable behavior use:
$('#item-id').draggable( "disable" )
To remove the draggable behavior permanently use:
$('#item-id').draggable( "destroy" )
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Segue to another storyboard?
...rd instantiateViewControllerWithIdentifier:@"myTabBar"];
// Then push the new view controller in the usual way:
[self.navigationController pushViewController:theTabBar animated:YES];
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impro...
IntelliJ gives Fatal Error: Unable to find package java.lang in classpath or bootclasspath
...sure that the JDK Home path field is pointing to a valid JDK folder (add a new entry if needed e.g. jdk1.8.0_161).
Within Project Settings > Modules:
Make sure that the Module SDK is set to the same entry you picked in the Platform Settings > SDKs
Save & Build again.
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