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How to test an Internet connection with bash?
... very nice... but of course assumes the box has wget. embedded devices and whatnot probably won't. ;)
– Eric Sebasta
Jun 8 '15 at 19:03
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Inserting a Python datetime.datetime object into MySQL
...'re just using a python datetime.date (not a full datetime.datetime), just cast the date as a string. This is very simple and works for me (mysql, python 2.7, Ubuntu). The column published_date is a MySQL date field, the python variable publish_date is datetime.date.
# make the record for the pas...
Import a file from a subdirectory?
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Yes this is hacky and even dirty, and in my opinion the language shouldn't impose its way of loading files across the filesystem. In PHP we solved the problem by letting the userland code register multiple autoloading functions that are called...
How to increment datetime by custom months in python without using library [duplicate]
...date.year + int(mydate.month / 12), ((mydate.month % 12) + 1), 1). Add int cast.
– yW0K5o
Jun 29 '18 at 20:49
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Super slow lag/delay on initial keyboard animation of UITextField
...ion, close the app from multitasking, unplug your device from the computer and run the app normally by tapping its icon. I have seen at least two cases in which the delay only occurs while the device is plugged in.
share
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How to replace spaces in file names using a bash script
...end a safe solution to recursively replace spaces with underscores in file and directory names starting from a given root directory? For example:
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How to increase IDE memory limit in IntelliJ IDEA on Mac?
...ll automatically create a copy of the .vmoptions file in the config folder and open a dialog to edit it.
Older versions:
IntelliJ IDEA 12 is a signed application, therefore changing options in Info.plist is no longer recommended, as the signature will not match and you will get issues depending ...
How to restart Activity in Android
How do I restart an Android Activity ? I tried the following, but the Activity simply quits.
21 Answers
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How to add leading zeros for for-loop in shell? [duplicate]
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Best answer, and it avoids using clumsy external commands (like 'seq', not necessary in proper Bash). Helped me.
– Scott Prive
Jan 28 '15 at 20:31
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Singleton: How should it be used
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Answer:
Use a Singleton if:
You need to have one and only one object of a type in system
Do not use a Singleton if:
You want to save memory
You want to try something new
You want to show off how much you know
Because everyone else is doing it (See cargo cult programmer in...