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When to use generic methods and when to use wild-card?
...t there are also certain places, where you have to use type parameters.
If you want to enforce some relationship on the different types of method arguments, you can't do that with wildcards, you have to use type parameters.
Taking your method as example, suppose you want to ensure that the src...
How to loop through an associative array and get the key? [duplicate]
...
If you use array_keys(), PHP will give you an array filled with just the keys:
$keys = array_keys($arr);
foreach($keys as $key) {
echo($key);
}
Alternatively, you can do this:
foreach($arr as $key => $value) {
...
How to disable UITextField editing but still accept touch?
...paste, cut and select text, and I don't want it. Only the Picker should modify text field.
15 Answers
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How to abandon a hg merge?
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BTW: if you just revert the merge you did and 3 is not your revision number you can do this:
hg update -C -r .
share
|
improve...
How do I close an open port from the terminal on the Mac?
...w do i close this port after I am done? and also which command can show me if port open or closed?
12 Answers
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What is the rationale for fread/fwrite taking size and count as arguments?
...ust taking a buffer and size. The only use for it we could come up with is if you want to read/write an array of structs which aren't evenly divisible by the platform alignment and hence have been padded but that can't be so common as to warrant this choice in design.
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Intermittent log4net RollingFileAppender locked file issue
...he lock for a long time).
One implication of the default behavior is that if you're using it under a Web site that is being executed under multiple worker processes running on the same machine, each one will try to acquire and hold onto that lock indefinitely, and two of them are just going to lose...
Commenting multiple lines in DOS batch file
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If you want to add REM at the beginning of each line instead of using GOTO, you can use Notepad++ to do this easily following these steps:
Select the block of lines
hit Ctrl-Q
Repeat steps to uncomment
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jQuery append fadeIn
...lt;li> ahead of time. You could also write it on two lines, of course, if that makes it clearer:
var item = $('<li><img src="/photos/t/'+data.filename+'"/></li>')
.hide()
.fadeIn(2000);
$('#thumbnails').append(item);
Edit: Your second attempt is also almost there, bu...
Is there a way to ignore a single FindBugs warning?
With PMD, if you want to ignore a specific warning, you can use // NOPMD to have that line be ignored.
7 Answers
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