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Why does Javascript's regex.exec() not always return the same value? [duplicate]
...ect, it will start from the index past the end of the last match.
When no more matches are found, the index is reset to 0 automatically.
To reset it manually, set the lastIndex property.
reg.lastIndex = 0;
This can be a very useful feature. You can start the evaluation at any point in the s...
How can I define an interface for an array of objects with Typescript?
... example of defining an interface only for the particular items would be a more useful way to do it. It would be quite rare to have an array of items, but not want to conveniently reference a single item. Using a real array also exposes .length on the interface, which will probably be used quite oft...
How can I debug a HTTP POST in Chrome?
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Go to Chrome Developer Tools (Chrome Menu -> More Tools -> Developer Tools)
Choose "Network" tab
Refresh the page you're on
You'll get list of http queries that happened, while the network console was on. Select one of them in the left
Choose "Headers" tab
Voila!
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Efficient way to apply multiple filters to pandas DataFrame or Series
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Pandas (and numpy) allow for boolean indexing, which will be much more efficient:
In [11]: df.loc[df['col1'] >= 1, 'col1']
Out[11]:
1 1
2 2
Name: col1
In [12]: df[df['col1'] >= 1]
Out[12]:
col1 col2
1 1 11
2 2 12
In [13]: df[(df['col1'] >= 1) & (df[...
How to fix 'android.os.NetworkOnMainThreadException'?
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What linux shell command returns a part of a string? [duplicate]
...ction, using the built-in substring expansion (see dmckee's answer) is the more efficient way to go. That said, cut is easier to remember and use.
– Toybuilder
Nov 14 '11 at 17:44
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Assembly code vs Machine code vs Object code?
...ds to new machine code and executes them. Modern interpreters are now much more complicated: evaluating whole sections of source code at a time, caching and optimizing where possible, and handling complex memory management tasks.
One final type of program involves the use of a runtime-environment or...
leiningen - how to add dependencies for local jars?
...ment tool" and maybe be careful with lein clean.
As the situation becomes more complex -- there's a larger number of private jars involved, they evolve and you need to take some versioning info on them into account -- Arthur's idea of creating a private Maven repo may be more appropriate.
(The H...
Java8 Lambdas vs Anonymous classes
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Run/install/debug Android applications over Wi-Fi?
... which will put the server on your phone back to the USB mode. If you have more than one device, you can specify the device with the -s option: adb -s <DEVICE_IP_ADDRESS>:5555 usb.
No root required!
To find the IP address of the device: run adb shell and then netcfg. You'll see it there.
To ...