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What is the maximum length of data I can put in a BLOB column in MySQL?
...B)
a LONGBLOB for 4294967295 bytes (4 GB).
See Storage Requirements for String Types for more info.
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Are non-synchronised static methods thread safe if they don't modify static class variables?
...cal to the thread, so no sharing of data occurs, ever.
Immutable objects (String in this case) are also thread-safe because once created they can't be changed and all threads see the same value. On the other hand if the method was accepting (mutable) Date you could have had a problem. Two threads c...
Get epoch for a specific date using Javascript
...ernet Explorer. Date constructor relies on the Date.parse() method when a string is passed, which is implementation dependant in ECMA-262 3rd edition and, as a result, notoriously inflexible in IE.
– Andy E
Jul 30 '10 at 7:50
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Python Write bytes to file
I have a function that returns a string. The string contains carriage returns and new line feeds (0x0D, 0x0A). However when I write to a file it contains only the new line feeds. Is there a way to get the output to include the carriage return and the new line feed.
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How to provide different Android app icons for different gradle buildTypes?
...Icon}"
android:roundIcon="${appIconRound}"
android:label="@string/app_name"
android:supportsRtl="true"
android:theme="@style/AppTheme">
...
</application>
</manifest>
build.gradle
android {
...
productFlavors{
Test{
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Using varchar(MAX) vs TEXT on SQL Server
... wrong. LIKE can not use index ONLY if wildcard is at the beginning of the string being searched against.
– SouravA
Jan 5 '15 at 22:42
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Test if object implements interface
...(object);
}
For example,
java.io.Serializable.class.isInstance("a test string")
evaluates to true.
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Java heap terminology: young, old and permanent generations?
...ce for class definitions and related data. In Java 6 and earlier, interned strings were also stored in the permanent generation. In Java 7, interned strings are stored in the main object heap.
Here is a good post on permanent generation.
I like the descriptions given for each space in Oracle's gui...
How to move a model between two Django apps (Django 1.7)
...ion
Point all of the FK references to the new model. If you aren't using string references, move the old model to the bottom of models.py (DON'T remove it) so it doesn't compete with the imported class.
Run makemigrations but DON'T wrap anything in state_operations (the FK changes should actually ...
Which HTTP methods match up to which CRUD methods?
...by web browsers, it's considered okay to "overload POST" by adding a query string argument like method=PUT or method=DELETE on the URI being POSTed.
– Jim Ferrans
Jun 2 '11 at 4:16
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