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How to printf uint64_t? Fails with: “spurious trailing ‘%’ in format”

...t. However the C++ committee chose to ignore the suggestion: e.g. in the n3242 draft, 27.9.2/3: Note: The macros defined by <cinttypes> are provided unconditionally. In particular, the symbol __STDC_FORMAT_MACROS, mentioned in footnote 182 of the C standard, plays no role in C++. So when the...
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Fastest way to extract frames using ffmpeg?

... @Evi1M4chine just remove the -r parameter this will extract all frames – studioj Nov 15 '16 at 6:14 14 ...
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Get encoding of a file in Windows

This isn't really a programming question, is there a command line or Windows tool (Windows 7) to get the current encoding of a text file? Sure I can write a little C# app but I wanted to know if there is something already built in? ...
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How to detect that animation has ended on UITableView beginUpdates/endUpdates?

...ates . I am also using beginUpdates/endUpdates when adjusting rowHeight. All these operations are animated by default. 7 ...
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What's the difference between echo, print, and print_r in PHP?

...s, although such usage is rare; echo is slightly faster than print. (Personally, I always use echo, never print.) var_dump prints out a detailed dump of a variable, including its type and the type of any sub-items (if it's an array or an object). print_r prints a variable in a more human-readable f...
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Where can I learn how to write C code to speed up slow R functions? [closed]

...ds C++ and Rcpp to be much more like writing R than writing C++. YMMV and all that. share | improve this answer | follow | ...
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Get an OutputStream into a String

... I would use a ByteArrayOutputStream. And on finish you can call: new String( baos.toByteArray(), codepage ); or better: baos.toString( codepage ); For the String constructor, the codepage can be a String or an instance of java.nio.charset.Charset. A possible value is java.nio.ch...
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How to validate an OAuth 2.0 access token for a resource server?

...(RS) and Authorization Server (AS) for access token (AT) validation. It really depends on the AS's token format/strategy - some tokens are self-contained (like JSON Web Tokens) while others may be similar to a session cookie in that they just reference information held server side back at the AS. ...
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Trusting all certificates with okHttp

... Just in case anyone falls here, the (only) solution that worked for me is creating the OkHttpClient like explained here. Here is the code: private static OkHttpClient getUnsafeOkHttpClient() { try { // Create a trust manager that does not...
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Cartesian product of x and y array points into single array of 2D points

... 5], [2, 5], [3, 5]]) See Using numpy to build an array of all combinations of two arrays for a general solution for computing the Cartesian product of N arrays. share | improve this...