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How to check if a string contains a substring in Bash
...ash, and, of course Bash:
stringContain() { [ -z "${2##*$1*}" ]; }
Then now:
$ if stringContain 'o "M3' 'echo "My String"';then echo yes;else echo no;fi
no
$ if stringContain 'o "M' 'echo "My String"';then echo yes;else echo no;fi
yes
... Or if the submitted string could be empty, as pointed o...
Encoding an image file with base64
...m going to disclose that it's my site. Will it be legal to edit the answer now to disclose that it is my site? Or I should not edit it.
– CodeSpeedy
Apr 27 '19 at 14:42
add a ...
How do I configure git to ignore some files locally?
...ed to use git update-index if you've already made a change to the file and now want it to be ignored. If you change exclude prior to making the change, it's not necessary.
– Brady Emerson
Jun 24 '14 at 0:45
...
plot a circle with pyplot
...e, showing how units matter:
circle1 = plt.Circle((0, 0), 2, color='r')
# now make a circle with no fill, which is good for hi-lighting key results
circle2 = plt.Circle((5, 5), 0.5, color='b', fill=False)
circle3 = plt.Circle((10, 10), 2, color='g', clip_on=False)
ax = plt.gca()
ax.cla() # clear t...
ActionBar text color
...
Ok, I've found a better way. I'm now able to only change the color of the title. You can also tweak the subtitle.
Here is my styles.xml:
<?xml version="1.0" encoding="utf-8"?>
<resources>
<style name="MyTheme" parent="@android:style/Theme....
Execute code when Django starts ONCE only?
...
Update from Pykler's answer below: Django 1.7 now has a hook for this
Don't do it this way.
You don't want "middleware" for a one-time startup thing.
You want to execute code in the top-level urls.py. That module is imported and executed once.
urls.py
from django...
MYSQL Truncated incorrect DOUBLE value
...ery was like this:
UPDATE myTable SET myValue = NULL WHERE myValue = 0;
Now, since the actual type of myValue is VARCHAR(255) this gives the warning:
+---------+------+-----------------------------------------------+
| Level | Code | Message |
+---------+-...
What does “hashable” mean in Python?
...
if it has hash value now what is hash value. can you give some example
– user1755071
Jan 26 '13 at 9:56
...
Comparing Haskell's Snap and Yesod web frameworks
...d developers of Snap.
First of all, let's talk about what Snap is. Right now the Snap team maintains five different projects on hackage: snap-core, snap-server, heist, snap, and xmlhtml. snap-server is a web server that exposes the API defined by snap-core. heist is a templating system. xmlhtml...
How can I dynamically add a directive in AngularJS?
...actored your directive too in order to follow some best practices. Let me know if you have questions about any of those.
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