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How do I rename a column in a SQLite database table?
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This was just fixed with 2018-09-15 (3.25.0)
Enhancements the ALTER TABLE command:
Add support for renaming columns within a table using ALTER TABLE table RENAME COLUMN oldname TO newname.
Fix table rename feature so that it also updates references...
Max size of an iOS application
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350
4GB's is the maximum size your iOS app can be.
As of January 26, 2017
App Size for iOS (&...
How to detect Safari, Chrome, IE, Firefox and Opera browser?
...fox 1.0+
var isFirefox = typeof InstallTrigger !== 'undefined';
// Safari 3.0+ "[object HTMLElementConstructor]"
var isSafari = /constructor/i.test(window.HTMLElement) || (function (p) { return p.toString() === "[object SafariRemoteNotification]"; })(!window['safari'] || (typeof safari !== 'undefi...
How to delete from multiple tables in MySQL?
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Nexaspx
31033 silver badges1515 bronze badges
answered Jul 11 '12 at 21:56
cadmancadman
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Combine Date and Time columns using python pandas
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173
It's worth mentioning that you may have been able to read this in directly e.g. if you were usin...
plot a circle with pyplot
... 0.2, color='r')
circle2 = plt.Circle((0.5, 0.5), 0.2, color='blue')
circle3 = plt.Circle((1, 1), 0.2, color='g', clip_on=False)
fig, ax = plt.subplots() # note we must use plt.subplots, not plt.subplot
# (or if you have an existing figure)
# fig = plt.gcf()
# ax = fig.gca()
ax.add_artist(circle1)...
How to force R to use a specified factor level as reference in a regression?
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See the relevel() function. Here is an example:
set.seed(123)
x <- rnorm(100)
DF <- data.frame(x = x,
y = 4 + (1.5*x) + rnorm(100, sd = 2),
b = gl(5, 20))
head(DF)
str(DF)
m1 <- lm(y ~ x + b, data = DF)
summary(m1)
Now alter the factor b ...
How to delete history of last 10 commands in shell?
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answered Feb 7 '13 at 12:07
WheretheresaWillWheretheresaWill
4,69444 gold badges2626 silver badges4040 bronze badges
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Remove the cell highlight color of UITableView
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331
cell.selectionStyle = UITableViewCellSelectionStyleNone;
in Swift 4 updated
cell.selectionS...
Duplicate files copied (Android Studio 0.4.0) [duplicate]
...ent 14 in this bug: https://code.google.com/p/android/issues/detail?id=61573#c14 this is a bug in v0.7.0 of the Android Gradle plugin, and is due to be fixed soon in 0.7.1.
EDIT
Here are the notes from that bug about the addition for 0.7.1:
0.7.1 is out with the fix for this.
The DSL to exclude ...