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What is the purpose of the : (colon) GNU Bash builtin?
...his makes for a clean script. This cannot be done with '#'.
Also,
: >afile
is one of the simplest ways to guarantee that 'afile' exists but is 0 length.
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Android customized button; changing text color
...item android:color="#ffffff" />
</selector>
Place the xml in a file at res/drawable folder i.e. res/drawable/button_text_color.xml. Then just set the drawable as text color:
android:textColor="@drawable/button_text_color"
...
What is __gxx_personality_v0 for?
... tip about -fno-exceptions. I added CPPFLAGS += -fno-exceptions to my makefile, and that solved the error.
– Alan Kinnaman
Jun 14 '16 at 22:56
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...
SLF4J: Failed to load class “org.slf4j.impl.StaticLoggerBinder”. error
...
You haven't specify version in your maven dependency file may be thats why it is not picking the latest jarAs well as you need another deppendency with slf4j-log4j12 artifact id.Include this in your pom file
<dependency>
<groupId>org.slf4j</groupId>
&...
How are “mvn clean package” and “mvn clean install” different?
...
What clean does (common in both the commands) - removes all files generated by the previous build
Coming to the difference between the commands package and install, you first need to understand the lifecycle of a maven project
These are the default life cycle phases in maven
v...
What are Flask Blueprints, exactly?
...out home, register,
about, etc.), the dashboard (i.e. the news feed), profiles
(/robert/about and /robert/photos), settings (/settings/security and
/settings/privacy) and many more. These components all share a general
layout and styles, but each has its own layout as well
This is a very g...
A potentially dangerous Request.Form value was detected from the client
...come from other outside sources, like a database field, a configuration, a file, a feed and so on.
Furthermore, "<" is not inherently dangerous. It's only dangerous in a specific context: when writing strings that haven't been encoded to HTML output (because of XSS).
In other contexts different s...
Python base64 data decode
...ersonally just use this python code to decode base64 strings:
print open("FILE-WITH-STRING", "rb").read().decode("base64")
So you can run it in a bash script like this:
python -c 'print open("FILE-WITH-STRING", "rb").read().decode("base64")' > outputfile
file -i outputfile
twneale has also ...
How to enable C++11/C++0x support in Eclipse CDT?
...ion depends on what kind of project you created:
For project created as: File -> New -> Project -> C/C++ -> C++ Project
Right click on created project and open
Properties -> C/C++ Build -> Settings -> Tool Settings -> GCC C++ Compiler -> Dialect
Put -std=c++11 into t...
Mock functions in Go
...o the unexported methods in your test case (i.e. from within your _test.go files) so you test those instead of testing the exported ones which have no logic inside beside wrapping.
To summarize: test the unexported functions instead of testing the exported ones!
Let's make an example. Say that we ha...