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How does grep run so fast?

...ality of GREP in shell, earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though) ...
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Convert HTML + CSS to PDF [closed]

...tring length for which matching is done. Why this was introduced I don't know. The default value was chosen as 100,000. Why such a low value? Again, no idea. A bug was raised against PHP 5.2.1 for this, which is still open almost two years later. What's horrifying about this is that when the l...
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How to format strings using printf() to get equal length in the output?

... of whatever length the two strings header1 and header2 may have. I don't know if all implementations have the %n but Solaris and Linux do. share | improve this answer | foll...
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How to download image using requests

...e, steps I used are r2 = requests.post(r.url, data); print r2.content. But now I also want to know filename. is their any cleaned way? -- presently I found file name in header -- r2.headers['content-disposition'] that gives me output as: 'attachment; filename=DELS36532G290115.csi' I am parsing thi...
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boundingRectWithSize for NSAttributedString returning wrong size

...e.width - padding * 2; And magic works - all my texts calculated correct now! Enjoy! share | improve this answer | follow | ...
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Sending email through Gmail SMTP server with C#

...uction servers(UK) After changing password to complex one everything works now :) – Kirill Chilingarashvili Aug 17 '14 at 18:30 ...
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Android Studio installation on Windows 7 fails, no JDK found

...However, I capitalized the "C" and removed the trailing slash and it works now: "C:\Program Files\Java\jdk1.7.0" – ASeale May 16 '13 at 12:08 ...
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Android: What is better - multiple activities or switching views manually?

...e its own Activity. UPDATE March 2014: At this point the question should now include the choice of Fragments. I think that Views are probably the least likely choice of the 3: Activity, Fragment, View. If you want to implement screens that make use of the back button then it should be either Activ...
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How to test multiple variables against a value?

..., and fastest, format is: if 1 in {x, y, z}: Using his advice you would now have separate if-statements so that Python will read each statement whether the former were True or False. Such as: if 0 in {x, y, z}: mylist.append("c") if 1 in {x, y, z}: mylist.append("d") if 2 in {x, y, z}: ...
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Can you control how an SVG's stroke-width is drawn?

... browser versions) but it does accurately provide a shapes outer width for now. – Steve Sep 2 '11 at 10:02 6 ...