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git add . vs git commit -a

...ically invokes git add on all files it knows about. You can use git add to select what files to commit. Consult the docs for more info: here share | improve this answer | fol...
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How can I add additional PHP versions to MAMP

...5.4.4. I need 5.3.X. Is there a way to add additional versions that can be selected in the MAMP interfaces php preferences? This is for the free version of MAMP, not MAMP PRO. ...
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I get a “An attempt was made to load a program with an incorrect format” error on a SQL Server repli

... 32bit applications. Open up IIS Manager, right click on the app pool, and select Advanced Settings (See below) Then set "Enable 32-bit Applications" to True. All done! share | improve this an...
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How to get the last N rows of a pandas DataFrame?

... This is because of using integer indices (ix selects those by label over -3 rather than position, and this is by design: see integer indexing in pandas "gotchas"*). *In newer versions of pandas prefer loc or iloc to remove the ambiguity of ix as position or label: df....
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Is it possible to ping a server from Javascript?

... You need to ping the servers concurrently. You can achieve that with select, threads or processes. For really hardcore solution you could use Eventmachine. – Epeli Nov 26 '10 at 2:59 ...
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How to correctly iterate through getElementsByClassName

... If you use the new querySelectorAll you can call forEach directly. document.querySelectorAll('.edit').forEach(function(button) { // Now do something with my button }); Per the comment below. nodeLists do not have a forEach function. If using...
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Best database field type for a URL

... The URL really might break the 65,535 byte row limit Your queries won't select or update a bunch of URLs at once (or very often). This is because TEXT columns just hold a pointer inline, and the random accesses involved in retrieving the referenced data can be painful. ...
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How to make a background 20% transparent on Android

...egant solution. I'm able to apply this to a list item background when I'm selecting it - so I get some color, but it doesn't compete with the item text.. Very cool, thanks! – Gene Bo Mar 25 '15 at 18:54 ...
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Getting number of days in a month

... I made it calculate days in month from datetimepicker selected month and year , and I but the code in datetimepicker1 textchanged to return the result in a textbox with this code private void DateTimePicker1_ValueChanged(object sender, EventArgs e) { int s = System.DateTime...
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CodeIgniter: Create new helper?

... $ci=& get_instance(); $ci->load->database(); $sql = "select * from table"; $query = $ci->db->query($sql); $row = $query->result(); } share | improve this ans...