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Merge / convert multiple PDF files into one PDF
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10
package for pdfunite is poppler-utils in debian but may not be present in old debian releases.
– Jocelyn delalande
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Select all text inside EditText when it gets focus
... @machtnix Add focus to another component: stackoverflow.com/a/1662088/1020871
– Love
Oct 15 '16 at 17:21
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How to force Chrome browser to reload .css file while debugging in Visual Studio?
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10
@NathanC.Tresch you change the version when the version changes instead of doing random/time string which changes everytime. Best approach ...
How do I implement basic “Long Polling”?
...ves).
Here is a really basic example, which sends a simple string after 2-10 seconds. 1 in 3 chance of returning an error 404 (to show error handling in the coming Javascript example)
msgsrv.php
<?php
if(rand(1,3) == 1){
/* Fake an error */
header("HTTP/1.0 404 Not Found");
die();
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When are C++ macros beneficial? [closed]
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edited Aug 13 '09 at 20:10
community wiki
3 r...
How to select all records from one table that do not exist in another table?
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answered Apr 21 '10 at 20:20
KrisKris
34.3k88 gold badges6868 silver badges9393 bronze badges
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How can I scale the content of an iframe?
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answered Jun 28 '10 at 10:32
lxslxs
4,79733 gold badges1717 silver badges1919 bronze badges
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Android notification is not showing
....O equals 26?
– Peter Mortensen
Jun 10 '19 at 20:21
2
Also include the check if(Build.VERSION.SDK...
Can you force Visual Studio to always run as an Administrator in Windows 8?
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In Windows 8 & 10, you have to right-click devenv.exe and select "Troubleshoot compatibility".
Select "Troubleshoot program"
Check "The program requires additional permissions"
Click "Next"
Click "Test the program..."
Wait for the progr...