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Int division: Why is the result of 1/3 == 0?
...at least one operand of type long, then the operation is carried out using 64-bit precision, and the result of the numerical operator is of type long. If the other operand is not long, it is first widened (§5.1.5) to type long by numeric promotion (§5.6).
And an example is always the best way t...
How to tell if node.js is installed or not
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how can I know if I have a 32-bit or a 64-bit ?
– Francisco Corrales Morales
Mar 23 '14 at 20:11
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About Android image and asset sizes
...| tvdpi | hdpi | xhdpi | xxhdpi | xxxhdpi
36 x 36 | 48 x 48 | 64 x 64 | 72 x 72 | 96 x 96 | 144 x 144 | 192 x 192
And these should display at roughly the same size on any device, provided you've placed these in density-specific folders (e.g. drawable-xhdpi, drawable-hdpi, etc.)
Fo...
Maximum length of the textual representation of an IPv6 address?
...n the raw colon separated format, i.e. [0000:0000:0000:0000:0000:ffff:c0a8:64e4] for the address above.
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How to make CSS3 rounded corners hide overflow in Chrome/Opera
...he overflow:hidden in Chrome */
-webkit-mask-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAAGXRFWHRTb2Z0d2FyZQBBZG9iZSBJbWFnZVJlYWR5ccllPAAAAA5JREFUeNpiYGBgAAgwAAAEAAGbA+oJAAAAAElFTkSuQmCC);
}
#box {
width: 300px; height: 300px;
background-color: #cde;
}
JSFid...
How can I list all the deleted files in a Git repository?
... -n '/^commit/h;/\/some_dir\//{G;s/\ncommit \(.*\)/ \1/gp}'
delete mode 100644 blah/some_dir/file1 d3bfbbeba5b5c1da73c432cb3fb61990bdcf6f64
delete mode 100644 blah/some_dir/file2 d3bfbbeba5b5c1da73c432cb3fb61990bdcf6f64
delete mode 100644 blah/some_dir/file3 9c89b91d8df7c95c6043184154c476623414fcb7
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Why would I ever use push_back instead of emplace_back?
...f an implicit constructor is the conversion from std::uint32_t to std::uint64_t. A bad example of an implicit conversion is double to std::uint8_t.
We want to be cautious in our programming. We do not want to use powerful features because the more powerful the feature, the easier it is to accidenta...
Run an app on a multiple devices automatically in Android Studio
....42.35.5791312, built on August 9, 2019
JRE: 1.8.0_202-release-1483-b03 amd64
JVM: OpenJDK 64-Bit Server VM by JetBrains s.r.o
Windows Server 2016 10.0
In this update they have added in-built option to run application on multiple devices.
The IDE has a new drop-down menu that lets you quickly ...
Android Emulator: Installation error: INSTALL_FAILED_VERSION_DOWNGRADE
...integer/app_version_code"
app.xml:
<integer name="app_version_code">64</integer>
This wasn't a problem in prior versions of adb, however, as of platform-tools r16 this is no longer being resolved to the proper integer. You can either force the re-install using adb -r or avoid the iss...
Convert from ASCII string encoded in Hex to plain ASCII?
... here's one of the shortest, using only python-provided stuff:
import base64
hex_data ='57696C6C20796F7520636F6E76657274207468697320484558205468696E6720696E746F20415343494920666F72206D653F2E202E202E202E506C656565656173652E2E2E212121'
ascii_string = str(base64.b16decode(hex_data))[2:-1]
print (ascii...