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How to set -source 1.7 in Android Studio and Gradle
...atforms.
Link to android gradle plugin user guide
Link to see how source vs target are different
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How can I use external JARs in an Android project?
...ty libraries then it is better to use transitive dependencies where Gradle script automatically downloads the JAR and the dependency JAR when gradle script run.
Ex : compile 'com.google.android.gms:play-services-ads:9.4.0'
Read more about Gradle Dependency Mangement
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Microsoft.Office.Core Reference Missing
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@Kin Did you find out what to do? I'm also using VS 2017 and I don't see a reference to the office's libraries. Did you have to install Microsoft Office?
– Luis Palacios
Sep 27 '17 at 16:21
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Does the C++ standard mandate poor performance for iostreams, or am I just dealing with a poor imple
...critical section is slowing down ostringstream::write by a factor of three vs the underlying stringbuf::sputn call.
Looking at beldaz's profiler data on newlib, it seems clear that gcc's sentry doesn't do anything crazy like this. ostringstream::write under gcc only takes about 50% longer than str...
When to Redis? When to MongoDB? [closed]
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community wiki
5 revs, 4 users 77%Shekhar
16
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Is there a “not equal” operator in Python?
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Not equal != (vs equal ==)
Are you asking about something like this?
answer = 'hi'
if answer == 'hi': # equal
print "hi"
elif answer != 'hi': # not equal
print "no hi"
This Python - Basic Operators chart might be helpful.
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How to get element by class name? [duplicate]
...would be preferable, though, as they are, indeed, better supported (93.99% vs 87.24%), according to caniuse.com:
querySelector(all)
getElementsByClassName
Don't use w3schools to learn something
Refer to MDN for accurate information
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grep a file, but show several surrounding lines?
...e are not meant to be used together. It is cleaner to other readers of the script if you choose -A or -B or -C over -9.
– Eric Aldinger
Jun 7 '19 at 17:01
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Multiple commands in an alias for bash
...will not even be attempted unless the first one is successful. A better description of short-circuit evaluation is described in this SO question.
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How to generate random number in Bash?
...ation (and certainly not for crypto), but it's probably adequate for basic scripting tasks.
If you're doing something that requires serious random numbers you can use /dev/random or /dev/urandom if they're available:
$ dd if=/dev/urandom count=4 bs=1 | od -t d
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