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The breakpoint will not currently be hit. No symbols have been loaded for this document in a Silverl
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This worked but I had to do it a few times (VS 2010, built-in webserver, website)
– MGOwen
Jan 24 '12 at 9:18
17
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Is 'switch' faster than 'if'?
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There are several optimizations a compiler can make on a switch. I don't think the oft-mentioned "jump-table" is a very useful one though, as it only works when the input can be bounded some way.
C Pseudocode for a "jump table" would be something like this -- note that the compiler in pract...
form_for but to post to a different action
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I dont think url_for is necessary. Also since controller is the same, you could use form_for @user, :url => :action => 'myaction'
– rubyprince
Mar 16 '11 at 3:32
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JavaScript variable assignments from tuples
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Javascript 1.7 added destructured assignment which allows you to do essentially what you are after.
function getTuple(){
return ["Bob", 24];
}
var [a, b] = getTuple();
// a === "bob" , b === 24 are both true
s...
Apache redirect to another port
I've struggled with this for some time and am definitely doing something wrong.
14 Answers
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理解Python的 with 语句 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ides a very convenient way of dealing with the situation where you have to do a setup and teardown to make something happen. A very good example for this is the situation where you want to gain a handler to a file, read data from the file and the close the file handler.
有一些任务，可能事...
SecItemAdd and SecItemCopyMatching returns error code -34018 (errSecMissingEntitlement)
...code I would try to access the keychain but fail due to error -34018. This doesn't match any of the documented keychain error codes and can't be consistently reproduced. (happens maybe 30% of the time, and it's not clear to me why it happens). What makes debugging this problem very difficult is the ...
How to execute shell command in Javascript
..., child;
child = exec('cat *.js bad_file | wc -l',
function (error, stdout, stderr) {
console.log('stdout: ' + stdout);
console.log('stderr: ' + stderr);
if (error !== null) {
console.log('exec error: ' + error);
}
});
child();
Hope this helps...
Android Fragment handle back button press [duplicate]
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Handling OnKey from View does not work
– skayred
Nov 3 '11 at 9:41
14
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Why must a lambda expression be cast when supplied as a plain Delegate parameter
Take the method System.Windows.Forms.Control.Invoke(Delegate method)
8 Answers
8
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