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Truncate all tables in a MySQL database in one command?
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Drop (i.e. remove tables)
mysql -Nse 'show tables' DATABASE_NAME | while read table; do mysql -e "drop table $table" DATABASE_NAME; done
Truncate (i.e. empty tables)
mysql -Nse 'show tables' DATABASE_NAME | while read table; do mysql -e "truncate t...
HTML5 LocalStorage: Checking if a key exists [duplicate]
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Thanks, it was my first mistake ! But it doesnt' work too with if(typeof(localStorage.getItem("username"))===null){ alert('no') };
– Gabriel
Apr 15 '13 at 8:42
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“PKIX path building failed” and “unable to find valid certification path to requested target”
I'm trying to get tweets using twitter4j library for my java project. On my first run I got an error about certificate sun.security.validator.ValidatorException and sun.security.provider.certpath.SunCertPathBuilderException . Then I added twitter certificate by:
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Best way to detect that HTML5 is not supported
... from the IE 9 team.
var canvasSupported = !!window.HTMLCanvasElement;
My recommendation is a variation of the latter (see Additional Notes), for several reasons:
Every known browser supporting canvas ― including IE 9 ― implements this interface;
It's more concise and instantly obvious wha...
writing some characters like '
since the beginning of my programmation, I used some special character like "
3 Answers
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How do I fix the Visual Studio compile error, “mismatch between processor architecture”?
...eferencing the C# DLL. The C# DLL references a few other DLLs, some within my project and some external. When I try to compile the C++ DLL, I get this warning:
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Should all jquery events be bound to $(document)?
...ry delegated event handlers work. When you call something like this:
$("#myParent").on('click', 'button.actionButton', myFn);
It installs a generic jQuery event handler on the #myParent object. When a click event bubbles up to this delegated event handler, jQuery has to go through the list of d...
android asynctask sending callbacks to ui [duplicate]
...lizing the asynctask, and I want the asynctask to report callbacks back to my activity.
Is it possible? Or does the asynctask must be in the same class file as the activity?
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How can I trigger a JavaScript event click
I have a hyperlink in my page. I am trying to automate a number of clicks on the hyperlink for testing purposes. Is there any way you can simulate 50 clicks on the hyperlink using JavaScript?
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Fastest way to download a GitHub project
...o download the source code of the project Spring data graph example into my box. It has public read-only access. Is there is an extremely fast way of downloading this code?
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